Home / 98,797,995.74-136,343,206.80-57,547,545.32

Finding the Fourth Proportional to 98,797,995.74, 136,343,206.80 and 57,547,545.32

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Solution

The fourth proportional to 98,797,995.74, 136,343,206.80 and 57,547,545.32 is: 79,416,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,797,995.74 : 136,343,206.80 = 57,547,545.32 : x
  2. Step 2: Convert to fraction form
    98,797,995.74/136,343,206.80 = 57,547,545.32/x
  3. Step 3: Cross multiply
    98,797,995.74x = 136,343,206.80 × 57,547,545.32
  4. Step 4: Simplify right side
    98,797,995.74x = 7,846,216,872,397,133
  5. Step 5: Solve for x
    x = 7,846,216,872,397,133/98,797,995.74
  6. Step 6: Final answer
    x = 79,416,761.58

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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.