Home / 292,896,606.60-439,344,909.90-260,018,123.40

Finding the Fourth Proportional to 292,896,606.60, 439,344,909.90 and 260,018,123.40

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Solution

The fourth proportional to 292,896,606.60, 439,344,909.90 and 260,018,123.40 is: 390,027,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,896,606.60 : 439,344,909.90 = 260,018,123.40 : x
  2. Step 2: Convert to fraction form
    292,896,606.60/439,344,909.90 = 260,018,123.40/x
  3. Step 3: Cross multiply
    292,896,606.60x = 439,344,909.90 × 260,018,123.40
  4. Step 4: Simplify right side
    292,896,606.60x = 114,237,638,997,540,080
  5. Step 5: Solve for x
    x = 114,237,638,997,540,080/292,896,606.60
  6. Step 6: Final answer
    x = 390,027,185.10

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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.