Home / 74,886,693.40-112,330,040.10-61,281,803.80

Finding the Fourth Proportional to 74,886,693.40, 112,330,040.10 and 61,281,803.80

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Solution

The fourth proportional to 74,886,693.40, 112,330,040.10 and 61,281,803.80 is: 91,922,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,693.40 : 112,330,040.10 = 61,281,803.80 : x
  2. Step 2: Convert to fraction form
    74,886,693.40/112,330,040.10 = 61,281,803.80/x
  3. Step 3: Cross multiply
    74,886,693.40x = 112,330,040.10 × 61,281,803.80
  4. Step 4: Simplify right side
    74,886,693.40x = 6,883,787,478,254,332
  5. Step 5: Solve for x
    x = 6,883,787,478,254,332/74,886,693.40
  6. Step 6: Final answer
    x = 91,922,705.70

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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.