Home / 38,347,266,277.08-52,920,861,780.06-21,430,913,332.77

Finding the Fourth Proportional to 38,347,266,277.08, 52,920,861,780.06 and 21,430,913,332.77

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Solution

The fourth proportional to 38,347,266,277.08, 52,920,861,780.06 and 21,430,913,332.77 is: 29,575,573,760.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347,266,277.08 : 52,920,861,780.06 = 21,430,913,332.77 : x
  2. Step 2: Convert to fraction form
    38,347,266,277.08/52,920,861,780.06 = 21,430,913,332.77/x
  3. Step 3: Cross multiply
    38,347,266,277.08x = 52,920,861,780.06 × 21,430,913,332.77
  4. Step 4: Simplify right side
    38,347,266,277.08x = 1,134,142,402,303,966,183,424
  5. Step 5: Solve for x
    x = 1,134,142,402,303,966,183,424/38,347,266,277.08
  6. Step 6: Final answer
    x = 29,575,573,760.83

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.