Home / 145,382,212.60-218,073,318.90-97,009,271.80

Finding the Fourth Proportional to 145,382,212.60, 218,073,318.90 and 97,009,271.80

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Solution

The fourth proportional to 145,382,212.60, 218,073,318.90 and 97,009,271.80 is: 145,513,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,382,212.60 : 218,073,318.90 = 97,009,271.80 : x
  2. Step 2: Convert to fraction form
    145,382,212.60/218,073,318.90 = 97,009,271.80/x
  3. Step 3: Cross multiply
    145,382,212.60x = 218,073,318.90 × 97,009,271.80
  4. Step 4: Simplify right side
    145,382,212.60x = 21,155,133,865,498,176
  5. Step 5: Solve for x
    x = 21,155,133,865,498,176/145,382,212.60
  6. Step 6: Final answer
    x = 145,513,907.70

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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.