Home / 161,838,006.80-242,757,010.20-107,312,160.20

Finding the Fourth Proportional to 161,838,006.80, 242,757,010.20 and 107,312,160.20

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Solution

The fourth proportional to 161,838,006.80, 242,757,010.20 and 107,312,160.20 is: 160,968,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838,006.80 : 242,757,010.20 = 107,312,160.20 : x
  2. Step 2: Convert to fraction form
    161,838,006.80/242,757,010.20 = 107,312,160.20/x
  3. Step 3: Cross multiply
    161,838,006.80x = 242,757,010.20 × 107,312,160.20
  4. Step 4: Simplify right side
    161,838,006.80x = 26,050,779,168,255,432
  5. Step 5: Solve for x
    x = 26,050,779,168,255,432/161,838,006.80
  6. Step 6: Final answer
    x = 160,968,240.30

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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.