Home / 74,887,220.40-112,330,830.60-63,549,812.40

Finding the Fourth Proportional to 74,887,220.40, 112,330,830.60 and 63,549,812.40

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Solution

The fourth proportional to 74,887,220.40, 112,330,830.60 and 63,549,812.40 is: 95,324,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887,220.40 : 112,330,830.60 = 63,549,812.40 : x
  2. Step 2: Convert to fraction form
    74,887,220.40/112,330,830.60 = 63,549,812.40/x
  3. Step 3: Cross multiply
    74,887,220.40x = 112,330,830.60 × 63,549,812.40
  4. Step 4: Simplify right side
    74,887,220.40x = 7,138,603,211,366,179
  5. Step 5: Solve for x
    x = 7,138,603,211,366,179/74,887,220.40
  6. Step 6: Final answer
    x = 95,324,718.60

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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.