Home / 318,415,023.90-477,625,209.77-88,402,044.70

Finding the Fourth Proportional to 318,415,023.90, 477,625,209.77 and 88,402,044.70

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Solution

The fourth proportional to 318,415,023.90, 477,625,209.77 and 88,402,044.70 is: 132,603,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,415,023.90 : 477,625,209.77 = 88,402,044.70 : x
  2. Step 2: Convert to fraction form
    318,415,023.90/477,625,209.77 = 88,402,044.70/x
  3. Step 3: Cross multiply
    318,415,023.90x = 477,625,209.77 × 88,402,044.70
  4. Step 4: Simplify right side
    318,415,023.90x = 42,223,045,143,934,416
  5. Step 5: Solve for x
    x = 42,223,045,143,934,416/318,415,023.90
  6. Step 6: Final answer
    x = 132,603,809.41

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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.