Home / 161,703,121.40-242,554,682.10-59,445,999.80

Finding the Fourth Proportional to 161,703,121.40, 242,554,682.10 and 59,445,999.80

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Solution

The fourth proportional to 161,703,121.40, 242,554,682.10 and 59,445,999.80 is: 89,168,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,703,121.40 : 242,554,682.10 = 59,445,999.80 : x
  2. Step 2: Convert to fraction form
    161,703,121.40/242,554,682.10 = 59,445,999.80/x
  3. Step 3: Cross multiply
    161,703,121.40x = 242,554,682.10 × 59,445,999.80
  4. Step 4: Simplify right side
    161,703,121.40x = 14,418,905,583,605,662
  5. Step 5: Solve for x
    x = 14,418,905,583,605,662/161,703,121.40
  6. Step 6: Final answer
    x = 89,168,999.70

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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.