Home / 145,533,668.80-218,304,002.40-43,301,041.60

Finding the Fourth Proportional to 145,533,668.80, 218,304,002.40 and 43,301,041.60

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Solution

The fourth proportional to 145,533,668.80, 218,304,002.40 and 43,301,041.60 is: 64,952,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,533,668.80 : 218,304,002.40 = 43,301,041.60 : x
  2. Step 2: Convert to fraction form
    145,533,668.80/218,304,002.40 = 43,301,041.60/x
  3. Step 3: Cross multiply
    145,533,668.80x = 218,304,002.40 × 43,301,041.60
  4. Step 4: Simplify right side
    145,533,668.80x = 9,452,790,689,368,900
  5. Step 5: Solve for x
    x = 9,452,790,689,368,900/145,533,668.80
  6. Step 6: Final answer
    x = 64,952,603.53

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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.