Home / 487,871,595.60-731,652,028.92-160,271,070.48

Finding the Fourth Proportional to 487,871,595.60, 731,652,028.92 and 160,271,070.48

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Solution

The fourth proportional to 487,871,595.60, 731,652,028.92 and 160,271,070.48 is: 240,355,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,871,595.60 : 731,652,028.92 = 160,271,070.48 : x
  2. Step 2: Convert to fraction form
    487,871,595.60/731,652,028.92 = 160,271,070.48/x
  3. Step 3: Cross multiply
    487,871,595.60x = 731,652,028.92 × 160,271,070.48
  4. Step 4: Simplify right side
    487,871,595.60x = 117,262,653,893,872,304
  5. Step 5: Solve for x
    x = 117,262,653,893,872,304/487,871,595.60
  6. Step 6: Final answer
    x = 240,355,566.82

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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.