Home / 708,588,698.40-1,062,883,047.60-536,401,814.40

Finding the Fourth Proportional to 708,588,698.40, 1,062,883,047.60 and 536,401,814.40

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Solution

The fourth proportional to 708,588,698.40, 1,062,883,047.60 and 536,401,814.40 is: 804,602,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,698.40 : 1,062,883,047.60 = 536,401,814.40 : x
  2. Step 2: Convert to fraction form
    708,588,698.40/1,062,883,047.60 = 536,401,814.40/x
  3. Step 3: Cross multiply
    708,588,698.40x = 1,062,883,047.60 × 536,401,814.40
  4. Step 4: Simplify right side
    708,588,698.40x = 570,132,395,227,641,536
  5. Step 5: Solve for x
    x = 570,132,395,227,641,536/708,588,698.40
  6. Step 6: Final answer
    x = 804,602,721.60

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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.