Home / 65,326,281.60-97,989,422.40-31,314,057.60

Finding the Fourth Proportional to 65,326,281.60, 97,989,422.40 and 31,314,057.60

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Solution

The fourth proportional to 65,326,281.60, 97,989,422.40 and 31,314,057.60 is: 46,971,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,326,281.60 : 97,989,422.40 = 31,314,057.60 : x
  2. Step 2: Convert to fraction form
    65,326,281.60/97,989,422.40 = 31,314,057.60/x
  3. Step 3: Cross multiply
    65,326,281.60x = 97,989,422.40 × 31,314,057.60
  4. Step 4: Simplify right side
    65,326,281.60x = 3,068,446,417,224,330.50
  5. Step 5: Solve for x
    x = 3,068,446,417,224,330.50/65,326,281.60
  6. Step 6: Final answer
    x = 46,971,086.40

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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.