Home / 15,929,152,341.19-21,982,232,382.47-8,792,567,500.05

Finding the Fourth Proportional to 15,929,152,341.19, 21,982,232,382.47 and 8,792,567,500.05

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Solution

The fourth proportional to 15,929,152,341.19, 21,982,232,382.47 and 8,792,567,500.05 is: 12,133,744,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929,152,341.19 : 21,982,232,382.47 = 8,792,567,500.05 : x
  2. Step 2: Convert to fraction form
    15,929,152,341.19/21,982,232,382.47 = 8,792,567,500.05/x
  3. Step 3: Cross multiply
    15,929,152,341.19x = 21,982,232,382.47 × 8,792,567,500.05
  4. Step 4: Simplify right side
    15,929,152,341.19x = 193,280,262,024,643,641,344
  5. Step 5: Solve for x
    x = 193,280,262,024,643,641,344/15,929,152,341.19
  6. Step 6: Final answer
    x = 12,133,744,337.72

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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.