Home / 566,931,812.40-850,397,718.60-157,987,962.90

Finding the Fourth Proportional to 566,931,812.40, 850,397,718.60 and 157,987,962.90

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Solution

The fourth proportional to 566,931,812.40, 850,397,718.60 and 157,987,962.90 is: 236,981,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,931,812.40 : 850,397,718.60 = 157,987,962.90 : x
  2. Step 2: Convert to fraction form
    566,931,812.40/850,397,718.60 = 157,987,962.90/x
  3. Step 3: Cross multiply
    566,931,812.40x = 850,397,718.60 × 157,987,962.90
  4. Step 4: Simplify right side
    566,931,812.40x = 134,352,603,216,421,456
  5. Step 5: Solve for x
    x = 134,352,603,216,421,456/566,931,812.40
  6. Step 6: Final answer
    x = 236,981,944.35

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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.