Home / 614,254,253.15-919,918,830.49-392,237,901.34

Finding the Fourth Proportional to 614,254,253.15, 919,918,830.49 and 392,237,901.34

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Solution

The fourth proportional to 614,254,253.15, 919,918,830.49 and 392,237,901.34 is: 587,422,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,254,253.15 : 919,918,830.49 = 392,237,901.34 : x
  2. Step 2: Convert to fraction form
    614,254,253.15/919,918,830.49 = 392,237,901.34/x
  3. Step 3: Cross multiply
    614,254,253.15x = 919,918,830.49 × 392,237,901.34
  4. Step 4: Simplify right side
    614,254,253.15x = 360,827,031,474,544,768
  5. Step 5: Solve for x
    x = 360,827,031,474,544,768/614,254,253.15
  6. Step 6: Final answer
    x = 587,422,927.27

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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.