Home / 177,752,739.07-245,288,913.32-99,421,158.95

Finding the Fourth Proportional to 177,752,739.07, 245,288,913.32 and 99,421,158.95

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Solution

The fourth proportional to 177,752,739.07, 245,288,913.32 and 99,421,158.95 is: 137,195,680.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,752,739.07 : 245,288,913.32 = 99,421,158.95 : x
  2. Step 2: Convert to fraction form
    177,752,739.07/245,288,913.32 = 99,421,158.95/x
  3. Step 3: Cross multiply
    177,752,739.07x = 245,288,913.32 × 99,421,158.95
  4. Step 4: Simplify right side
    177,752,739.07x = 24,386,908,038,937,076
  5. Step 5: Solve for x
    x = 24,386,908,038,937,076/177,752,739.07
  6. Step 6: Final answer
    x = 137,195,680.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.