Home / 161,808,045.60-242,712,068.40-54,102,669.60

Finding the Fourth Proportional to 161,808,045.60, 242,712,068.40 and 54,102,669.60

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Solution

The fourth proportional to 161,808,045.60, 242,712,068.40 and 54,102,669.60 is: 81,154,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,808,045.60 : 242,712,068.40 = 54,102,669.60 : x
  2. Step 2: Convert to fraction form
    161,808,045.60/242,712,068.40 = 54,102,669.60/x
  3. Step 3: Cross multiply
    161,808,045.60x = 242,712,068.40 × 54,102,669.60
  4. Step 4: Simplify right side
    161,808,045.60x = 13,131,370,844,577,802
  5. Step 5: Solve for x
    x = 13,131,370,844,577,802/161,808,045.60
  6. Step 6: Final answer
    x = 81,154,004.40

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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.