Home / 178,205,923.41-245,911,798.47-98,825,079.69

Finding the Fourth Proportional to 178,205,923.41, 245,911,798.47 and 98,825,079.69

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Solution

The fourth proportional to 178,205,923.41, 245,911,798.47 and 98,825,079.69 is: 136,371,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,205,923.41 : 245,911,798.47 = 98,825,079.69 : x
  2. Step 2: Convert to fraction form
    178,205,923.41/245,911,798.47 = 98,825,079.69/x
  3. Step 3: Cross multiply
    178,205,923.41x = 245,911,798.47 × 98,825,079.69
  4. Step 4: Simplify right side
    178,205,923.41x = 24,302,253,080,508,968
  5. Step 5: Solve for x
    x = 24,302,253,080,508,968/178,205,923.41
  6. Step 6: Final answer
    x = 136,371,746.88

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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.