Home / 747,329,122.80-1,120,993,684.20-359,058,328.20

Finding the Fourth Proportional to 747,329,122.80, 1,120,993,684.20 and 359,058,328.20

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Solution

The fourth proportional to 747,329,122.80, 1,120,993,684.20 and 359,058,328.20 is: 538,587,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,329,122.80 : 1,120,993,684.20 = 359,058,328.20 : x
  2. Step 2: Convert to fraction form
    747,329,122.80/1,120,993,684.20 = 359,058,328.20/x
  3. Step 3: Cross multiply
    747,329,122.80x = 1,120,993,684.20 × 359,058,328.20
  4. Step 4: Simplify right side
    747,329,122.80x = 402,502,118,171,610,752
  5. Step 5: Solve for x
    x = 402,502,118,171,610,752/747,329,122.80
  6. Step 6: Final answer
    x = 538,587,492.30

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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.