Home / 707,536,800.90-1,061,305,201.35-216,249,120.90

Finding the Fourth Proportional to 707,536,800.90, 1,061,305,201.35 and 216,249,120.90

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Solution

The fourth proportional to 707,536,800.90, 1,061,305,201.35 and 216,249,120.90 is: 324,373,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,536,800.90 : 1,061,305,201.35 = 216,249,120.90 : x
  2. Step 2: Convert to fraction form
    707,536,800.90/1,061,305,201.35 = 216,249,120.90/x
  3. Step 3: Cross multiply
    707,536,800.90x = 1,061,305,201.35 × 216,249,120.90
  4. Step 4: Simplify right side
    707,536,800.90x = 229,506,316,798,535,008
  5. Step 5: Solve for x
    x = 229,506,316,798,535,008/707,536,800.90
  6. Step 6: Final answer
    x = 324,373,681.35

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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.