Home / 769,824,159.60-1,154,736,239.40-754,518,658.80

Finding the Fourth Proportional to 769,824,159.60, 1,154,736,239.40 and 754,518,658.80

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Solution

The fourth proportional to 769,824,159.60, 1,154,736,239.40 and 754,518,658.80 is: 1,131,777,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,824,159.60 : 1,154,736,239.40 = 754,518,658.80 : x
  2. Step 2: Convert to fraction form
    769,824,159.60/1,154,736,239.40 = 754,518,658.80/x
  3. Step 3: Cross multiply
    769,824,159.60x = 1,154,736,239.40 × 754,518,658.80
  4. Step 4: Simplify right side
    769,824,159.60x = 871,270,038,619,843,712
  5. Step 5: Solve for x
    x = 871,270,038,619,843,712/769,824,159.60
  6. Step 6: Final answer
    x = 1,131,777,988.20

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1.5x scale

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.