Home / 540,789,066.80-811,070,096.31-152,521,095.45

Finding the Fourth Proportional to 540,789,066.80, 811,070,096.31 and 152,521,095.45

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Solution

The fourth proportional to 540,789,066.80, 811,070,096.31 and 152,521,095.45 is: 228,749,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,789,066.80 : 811,070,096.31 = 152,521,095.45 : x
  2. Step 2: Convert to fraction form
    540,789,066.80/811,070,096.31 = 152,521,095.45/x
  3. Step 3: Cross multiply
    540,789,066.80x = 811,070,096.31 × 152,521,095.45
  4. Step 4: Simplify right side
    540,789,066.80x = 123,705,299,575,938,192
  5. Step 5: Solve for x
    x = 123,705,299,575,938,192/540,789,066.80
  6. Step 6: Final answer
    x = 228,749,631.18

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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.