Home / 65,470,677.52-98,209,952.76-20,032,865.68

Finding the Fourth Proportional to 65,470,677.52, 98,209,952.76 and 20,032,865.68

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Solution

The fourth proportional to 65,470,677.52, 98,209,952.76 and 20,032,865.68 is: 30,050,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,470,677.52 : 98,209,952.76 = 20,032,865.68 : x
  2. Step 2: Convert to fraction form
    65,470,677.52/98,209,952.76 = 20,032,865.68/x
  3. Step 3: Cross multiply
    65,470,677.52x = 98,209,952.76 × 20,032,865.68
  4. Step 4: Simplify right side
    65,470,677.52x = 1,967,426,792,080,225.25
  5. Step 5: Solve for x
    x = 1,967,426,792,080,225.25/65,470,677.52
  6. Step 6: Final answer
    x = 30,050,503.01

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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.