Home / 261,473,062.80-360,828,466.56-144,009,322.68

Finding the Fourth Proportional to 261,473,062.80, 360,828,466.56 and 144,009,322.68

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Solution

The fourth proportional to 261,473,062.80, 360,828,466.56 and 144,009,322.68 is: 198,730,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,473,062.80 : 360,828,466.56 = 144,009,322.68 : x
  2. Step 2: Convert to fraction form
    261,473,062.80/360,828,466.56 = 144,009,322.68/x
  3. Step 3: Cross multiply
    261,473,062.80x = 360,828,466.56 × 144,009,322.68
  4. Step 4: Simplify right side
    261,473,062.80x = 51,962,663,072,968,632
  5. Step 5: Solve for x
    x = 51,962,663,072,968,632/261,473,062.80
  6. Step 6: Final answer
    x = 198,730,463.92

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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.