Home / 626,630,560.47-940,092,872.72-616,219,631.28

Finding the Fourth Proportional to 626,630,560.47, 940,092,872.72 and 616,219,631.28

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Solution

The fourth proportional to 626,630,560.47, 940,092,872.72 and 616,219,631.28 is: 924,474,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,630,560.47 : 940,092,872.72 = 616,219,631.28 : x
  2. Step 2: Convert to fraction form
    626,630,560.47/940,092,872.72 = 616,219,631.28/x
  3. Step 3: Cross multiply
    626,630,560.47x = 940,092,872.72 × 616,219,631.28
  4. Step 4: Simplify right side
    626,630,560.47x = 579,303,683,393,393,280
  5. Step 5: Solve for x
    x = 579,303,683,393,393,280/626,630,560.47
  6. Step 6: Final answer
    x = 924,474,036.12

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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.