Home / 157,572,617.40-236,358,926.10-155,420,281.35

Finding the Fourth Proportional to 157,572,617.40, 236,358,926.10 and 155,420,281.35

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Solution

The fourth proportional to 157,572,617.40, 236,358,926.10 and 155,420,281.35 is: 233,130,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,572,617.40 : 236,358,926.10 = 155,420,281.35 : x
  2. Step 2: Convert to fraction form
    157,572,617.40/236,358,926.10 = 155,420,281.35/x
  3. Step 3: Cross multiply
    157,572,617.40x = 236,358,926.10 × 155,420,281.35
  4. Step 4: Simplify right side
    157,572,617.40x = 36,734,970,794,045,856
  5. Step 5: Solve for x
    x = 36,734,970,794,045,856/157,572,617.40
  6. Step 6: Final answer
    x = 233,130,422.03

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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.