Home / 292,896,670.10-439,345,005.15-260,018,186.90

Finding the Fourth Proportional to 292,896,670.10, 439,345,005.15 and 260,018,186.90

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Solution

The fourth proportional to 292,896,670.10, 439,345,005.15 and 260,018,186.90 is: 390,027,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,896,670.10 : 439,345,005.15 = 260,018,186.90 : x
  2. Step 2: Convert to fraction form
    292,896,670.10/439,345,005.15 = 260,018,186.90/x
  3. Step 3: Cross multiply
    292,896,670.10x = 439,345,005.15 × 260,018,186.90
  4. Step 4: Simplify right side
    292,896,670.10x = 114,237,691,662,674,160
  5. Step 5: Solve for x
    x = 114,237,691,662,674,160/292,896,670.10
  6. Step 6: Final answer
    x = 390,027,280.35

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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.