Home / 761,717,365.04-1,142,937,122.88-368,023,503.80

Finding the Fourth Proportional to 761,717,365.04, 1,142,937,122.88 and 368,023,503.80

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Solution

The fourth proportional to 761,717,365.04, 1,142,937,122.88 and 368,023,503.80 is: 552,209,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,717,365.04 : 1,142,937,122.88 = 368,023,503.80 : x
  2. Step 2: Convert to fraction form
    761,717,365.04/1,142,937,122.88 = 368,023,503.80/x
  3. Step 3: Cross multiply
    761,717,365.04x = 1,142,937,122.88 × 368,023,503.80
  4. Step 4: Simplify right side
    761,717,365.04x = 420,627,724,585,388,800
  5. Step 5: Solve for x
    x = 420,627,724,585,388,800/761,717,365.04
  6. Step 6: Final answer
    x = 552,209,709.13

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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.