Home / 359,017,152.30-538,525,728.45-140,594,901.30

Finding the Fourth Proportional to 359,017,152.30, 538,525,728.45 and 140,594,901.30

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Solution

The fourth proportional to 359,017,152.30, 538,525,728.45 and 140,594,901.30 is: 210,892,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,017,152.30 : 538,525,728.45 = 140,594,901.30 : x
  2. Step 2: Convert to fraction form
    359,017,152.30/538,525,728.45 = 140,594,901.30/x
  3. Step 3: Cross multiply
    359,017,152.30x = 538,525,728.45 × 140,594,901.30
  4. Step 4: Simplify right side
    359,017,152.30x = 75,713,971,638,938,368
  5. Step 5: Solve for x
    x = 75,713,971,638,938,368/359,017,152.30
  6. Step 6: Final answer
    x = 210,892,351.95

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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.