Home / 113,513,429.16-156,648,526.14-61,302,459.72

Finding the Fourth Proportional to 113,513,429.16, 156,648,526.14 and 61,302,459.72

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Solution

The fourth proportional to 113,513,429.16, 156,648,526.14 and 61,302,459.72 is: 84,597,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513,429.16 : 156,648,526.14 = 61,302,459.72 : x
  2. Step 2: Convert to fraction form
    113,513,429.16/156,648,526.14 = 61,302,459.72/x
  3. Step 3: Cross multiply
    113,513,429.16x = 156,648,526.14 × 61,302,459.72
  4. Step 4: Simplify right side
    113,513,429.16x = 9,602,939,963,894,716
  5. Step 5: Solve for x
    x = 9,602,939,963,894,716/113,513,429.16
  6. Step 6: Final answer
    x = 84,597,391.12

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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.