Home / 411,800,931.18-617,700,875.13-105,093,050.94

Finding the Fourth Proportional to 411,800,931.18, 617,700,875.13 and 105,093,050.94

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Solution

The fourth proportional to 411,800,931.18, 617,700,875.13 and 105,093,050.94 is: 157,639,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,800,931.18 : 617,700,875.13 = 105,093,050.94 : x
  2. Step 2: Convert to fraction form
    411,800,931.18/617,700,875.13 = 105,093,050.94/x
  3. Step 3: Cross multiply
    411,800,931.18x = 617,700,875.13 × 105,093,050.94
  4. Step 4: Simplify right side
    411,800,931.18x = 64,916,069,535,719,664
  5. Step 5: Solve for x
    x = 64,916,069,535,719,664/411,800,931.18
  6. Step 6: Final answer
    x = 157,639,443.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.