Home / 65,249,917.20-97,874,875.80-43,750,832.40

Finding the Fourth Proportional to 65,249,917.20, 97,874,875.80 and 43,750,832.40

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Solution

The fourth proportional to 65,249,917.20, 97,874,875.80 and 43,750,832.40 is: 65,626,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,249,917.20 : 97,874,875.80 = 43,750,832.40 : x
  2. Step 2: Convert to fraction form
    65,249,917.20/97,874,875.80 = 43,750,832.40/x
  3. Step 3: Cross multiply
    65,249,917.20x = 97,874,875.80 × 43,750,832.40
  4. Step 4: Simplify right side
    65,249,917.20x = 4,282,107,287,296,615.50
  5. Step 5: Solve for x
    x = 4,282,107,287,296,615.50/65,249,917.20
  6. Step 6: Final answer
    x = 65,626,248.60

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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.