Home / 703,047,710.88-1,053,833,354.16-236,547,189.60

Finding the Fourth Proportional to 703,047,710.88, 1,053,833,354.16 and 236,547,189.60

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Solution

The fourth proportional to 703,047,710.88, 1,053,833,354.16 and 236,547,189.60 is: 354,572,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,047,710.88 : 1,053,833,354.16 = 236,547,189.60 : x
  2. Step 2: Convert to fraction form
    703,047,710.88/1,053,833,354.16 = 236,547,189.60/x
  3. Step 3: Cross multiply
    703,047,710.88x = 1,053,833,354.16 × 236,547,189.60
  4. Step 4: Simplify right side
    703,047,710.88x = 249,281,318,233,289,440
  5. Step 5: Solve for x
    x = 249,281,318,233,289,440/703,047,710.88
  6. Step 6: Final answer
    x = 354,572,405.79

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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.