Home / 113,860,515.83-157,127,585.06-61,649,586.05

Finding the Fourth Proportional to 113,860,515.83, 157,127,585.06 and 61,649,586.05

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Solution

The fourth proportional to 113,860,515.83, 157,127,585.06 and 61,649,586.05 is: 85,076,468.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,860,515.83 : 157,127,585.06 = 61,649,586.05 : x
  2. Step 2: Convert to fraction form
    113,860,515.83/157,127,585.06 = 61,649,586.05/x
  3. Step 3: Cross multiply
    113,860,515.83x = 157,127,585.06 × 61,649,586.05
  4. Step 4: Simplify right side
    113,860,515.83x = 9,686,850,575,353,650
  5. Step 5: Solve for x
    x = 9,686,850,575,353,650/113,860,515.83
  6. Step 6: Final answer
    x = 85,076,468.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.