Home / 65,217,549.20-97,826,323.80-64,209,779.60

Finding the Fourth Proportional to 65,217,549.20, 97,826,323.80 and 64,209,779.60

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Solution

The fourth proportional to 65,217,549.20, 97,826,323.80 and 64,209,779.60 is: 96,314,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,217,549.20 : 97,826,323.80 = 64,209,779.60 : x
  2. Step 2: Convert to fraction form
    65,217,549.20/97,826,323.80 = 64,209,779.60/x
  3. Step 3: Cross multiply
    65,217,549.20x = 97,826,323.80 × 64,209,779.60
  4. Step 4: Simplify right side
    65,217,549.20x = 6,281,406,690,276,234
  5. Step 5: Solve for x
    x = 6,281,406,690,276,234/65,217,549.20
  6. Step 6: Final answer
    x = 96,314,669.40

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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.