Home / 1,117,253,710.08-1,541,857,950.72-622,216,417.92

Finding the Fourth Proportional to 1,117,253,710.08, 1,541,857,950.72 and 622,216,417.92

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Solution

The fourth proportional to 1,117,253,710.08, 1,541,857,950.72 and 622,216,417.92 is: 858,685,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,253,710.08 : 1,541,857,950.72 = 622,216,417.92 : x
  2. Step 2: Convert to fraction form
    1,117,253,710.08/1,541,857,950.72 = 622,216,417.92/x
  3. Step 3: Cross multiply
    1,117,253,710.08x = 1,541,857,950.72 × 622,216,417.92
  4. Step 4: Simplify right side
    1,117,253,710.08x = 959,369,331,038,470,272
  5. Step 5: Solve for x
    x = 959,369,331,038,470,272/1,117,253,710.08
  6. Step 6: Final answer
    x = 858,685,294.47

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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.