Home / 43,668,205.20-65,502,307.80-42,817,899.60

Finding the Fourth Proportional to 43,668,205.20, 65,502,307.80 and 42,817,899.60

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Solution

The fourth proportional to 43,668,205.20, 65,502,307.80 and 42,817,899.60 is: 64,226,849.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,668,205.20 : 65,502,307.80 = 42,817,899.60 : x
  2. Step 2: Convert to fraction form
    43,668,205.20/65,502,307.80 = 42,817,899.60/x
  3. Step 3: Cross multiply
    43,668,205.20x = 65,502,307.80 × 42,817,899.60
  4. Step 4: Simplify right side
    43,668,205.20x = 2,804,671,238,948,697
  5. Step 5: Solve for x
    x = 2,804,671,238,948,697/43,668,205.20
  6. Step 6: Final answer
    x = 64,226,849.40

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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.