Home / 180,820,841.28-249,531,006.72-98,314,625.28

Finding the Fourth Proportional to 180,820,841.28, 249,531,006.72 and 98,314,625.28

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Solution

The fourth proportional to 180,820,841.28, 249,531,006.72 and 98,314,625.28 is: 135,673,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,820,841.28 : 249,531,006.72 = 98,314,625.28 : x
  2. Step 2: Convert to fraction form
    180,820,841.28/249,531,006.72 = 98,314,625.28/x
  3. Step 3: Cross multiply
    180,820,841.28x = 249,531,006.72 × 98,314,625.28
  4. Step 4: Simplify right side
    180,820,841.28x = 24,532,547,421,417,964
  5. Step 5: Solve for x
    x = 24,532,547,421,417,964/180,820,841.28
  6. Step 6: Final answer
    x = 135,673,229.08

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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.