Home / 9,920,671,152.04-13,690,502,220.72-5,404,587,315.66

Finding the Fourth Proportional to 9,920,671,152.04, 13,690,502,220.72 and 5,404,587,315.66

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Solution

The fourth proportional to 9,920,671,152.04, 13,690,502,220.72 and 5,404,587,315.66 is: 7,458,317,437.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,671,152.04 : 13,690,502,220.72 = 5,404,587,315.66 : x
  2. Step 2: Convert to fraction form
    9,920,671,152.04/13,690,502,220.72 = 5,404,587,315.66/x
  3. Step 3: Cross multiply
    9,920,671,152.04x = 13,690,502,220.72 × 5,404,587,315.66
  4. Step 4: Simplify right side
    9,920,671,152.04x = 73,991,514,647,118,364,672
  5. Step 5: Solve for x
    x = 73,991,514,647,118,364,672/9,920,671,152.04
  6. Step 6: Final answer
    x = 7,458,317,437.72

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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.