Home / 74,662,525.53-103,034,725.65-43,319,237.40

Finding the Fourth Proportional to 74,662,525.53, 103,034,725.65 and 43,319,237.40

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Solution

The fourth proportional to 74,662,525.53, 103,034,725.65 and 43,319,237.40 is: 59,780,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,662,525.53 : 103,034,725.65 = 43,319,237.40 : x
  2. Step 2: Convert to fraction form
    74,662,525.53/103,034,725.65 = 43,319,237.40/x
  3. Step 3: Cross multiply
    74,662,525.53x = 103,034,725.65 × 43,319,237.40
  4. Step 4: Simplify right side
    74,662,525.53x = 4,463,385,740,876,219.50
  5. Step 5: Solve for x
    x = 4,463,385,740,876,219.50/74,662,525.53
  6. Step 6: Final answer
    x = 59,780,803.14

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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.