Home / 161,703,107.40-242,554,661.10-59,445,985.80

Finding the Fourth Proportional to 161,703,107.40, 242,554,661.10 and 59,445,985.80

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Solution

The fourth proportional to 161,703,107.40, 242,554,661.10 and 59,445,985.80 is: 89,168,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,703,107.40 : 242,554,661.10 = 59,445,985.80 : x
  2. Step 2: Convert to fraction form
    161,703,107.40/242,554,661.10 = 59,445,985.80/x
  3. Step 3: Cross multiply
    161,703,107.40x = 242,554,661.10 × 59,445,985.80
  4. Step 4: Simplify right side
    161,703,107.40x = 14,418,900,939,474,412
  5. Step 5: Solve for x
    x = 14,418,900,939,474,412/161,703,107.40
  6. Step 6: Final answer
    x = 89,168,978.70

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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.