Home / 25,513,877,715.86-38,272,655,510.91-9,792,702,369.74

Finding the Fourth Proportional to 25,513,877,715.86, 38,272,655,510.91 and 9,792,702,369.74

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Solution

The fourth proportional to 25,513,877,715.86, 38,272,655,510.91 and 9,792,702,369.74 is: 14,689,759,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513,877,715.86 : 38,272,655,510.91 = 9,792,702,369.74 : x
  2. Step 2: Convert to fraction form
    25,513,877,715.86/38,272,655,510.91 = 9,792,702,369.74/x
  3. Step 3: Cross multiply
    25,513,877,715.86x = 38,272,655,510.91 × 9,792,702,369.74
  4. Step 4: Simplify right side
    25,513,877,715.86x = 374,792,724,317,739,745,280
  5. Step 5: Solve for x
    x = 374,792,724,317,739,745,280/25,513,877,715.86
  6. Step 6: Final answer
    x = 14,689,759,372.99

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1.5x scale

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.