Home / 294,007,616.16-440,977,802.76-78,613,660.32

Finding the Fourth Proportional to 294,007,616.16, 440,977,802.76 and 78,613,660.32

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Solution

The fourth proportional to 294,007,616.16, 440,977,802.76 and 78,613,660.32 is: 117,911,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,007,616.16 : 440,977,802.76 = 78,613,660.32 : x
  2. Step 2: Convert to fraction form
    294,007,616.16/440,977,802.76 = 78,613,660.32/x
  3. Step 3: Cross multiply
    294,007,616.16x = 440,977,802.76 × 78,613,660.32
  4. Step 4: Simplify right side
    294,007,616.16x = 34,666,879,194,834,596
  5. Step 5: Solve for x
    x = 34,666,879,194,834,596/294,007,616.16
  6. Step 6: Final answer
    x = 117,911,500.55

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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.