Home / 155,280,382.10-232,920,573.15-47,561,009.30

Finding the Fourth Proportional to 155,280,382.10, 232,920,573.15 and 47,561,009.30

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Solution

The fourth proportional to 155,280,382.10, 232,920,573.15 and 47,561,009.30 is: 71,341,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,382.10 : 232,920,573.15 = 47,561,009.30 : x
  2. Step 2: Convert to fraction form
    155,280,382.10/232,920,573.15 = 47,561,009.30/x
  3. Step 3: Cross multiply
    155,280,382.10x = 232,920,573.15 × 47,561,009.30
  4. Step 4: Simplify right side
    155,280,382.10x = 11,077,937,545,748,480
  5. Step 5: Solve for x
    x = 11,077,937,545,748,480/155,280,382.10
  6. Step 6: Final answer
    x = 71,341,513.95

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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.