Home / 74,896,835.60-112,345,253.40-46,049,430.80

Finding the Fourth Proportional to 74,896,835.60, 112,345,253.40 and 46,049,430.80

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Solution

The fourth proportional to 74,896,835.60, 112,345,253.40 and 46,049,430.80 is: 69,074,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,835.60 : 112,345,253.40 = 46,049,430.80 : x
  2. Step 2: Convert to fraction form
    74,896,835.60/112,345,253.40 = 46,049,430.80/x
  3. Step 3: Cross multiply
    74,896,835.60x = 112,345,253.40 × 46,049,430.80
  4. Step 4: Simplify right side
    74,896,835.60x = 5,173,434,972,151,765
  5. Step 5: Solve for x
    x = 5,173,434,972,151,765/74,896,835.60
  6. Step 6: Final answer
    x = 69,074,146.20

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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.