Home / 540,789,066.55-811,070,095.94-152,521,095.20

Finding the Fourth Proportional to 540,789,066.55, 811,070,095.94 and 152,521,095.20

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Solution

The fourth proportional to 540,789,066.55, 811,070,095.94 and 152,521,095.20 is: 228,749,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,789,066.55 : 811,070,095.94 = 152,521,095.20 : x
  2. Step 2: Convert to fraction form
    540,789,066.55/811,070,095.94 = 152,521,095.20/x
  3. Step 3: Cross multiply
    540,789,066.55x = 811,070,095.94 × 152,521,095.20
  4. Step 4: Simplify right side
    540,789,066.55x = 123,705,299,315,975,248
  5. Step 5: Solve for x
    x = 123,705,299,315,975,248/540,789,066.55
  6. Step 6: Final answer
    x = 228,749,630.81

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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.