Home / 124,495,280.10-186,742,920.15-120,908,053.35

Finding the Fourth Proportional to 124,495,280.10, 186,742,920.15 and 120,908,053.35

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Solution

The fourth proportional to 124,495,280.10, 186,742,920.15 and 120,908,053.35 is: 181,362,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,495,280.10 : 186,742,920.15 = 120,908,053.35 : x
  2. Step 2: Convert to fraction form
    124,495,280.10/186,742,920.15 = 120,908,053.35/x
  3. Step 3: Cross multiply
    124,495,280.10x = 186,742,920.15 × 120,908,053.35
  4. Step 4: Simplify right side
    124,495,280.10x = 22,578,722,952,230,988
  5. Step 5: Solve for x
    x = 22,578,722,952,230,988/124,495,280.10
  6. Step 6: Final answer
    x = 181,362,080.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.