Home / 147,932,668.60-221,899,002.90-61,732,938.40

Finding the Fourth Proportional to 147,932,668.60, 221,899,002.90 and 61,732,938.40

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Solution

The fourth proportional to 147,932,668.60, 221,899,002.90 and 61,732,938.40 is: 92,599,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,932,668.60 : 221,899,002.90 = 61,732,938.40 : x
  2. Step 2: Convert to fraction form
    147,932,668.60/221,899,002.90 = 61,732,938.40/x
  3. Step 3: Cross multiply
    147,932,668.60x = 221,899,002.90 × 61,732,938.40
  4. Step 4: Simplify right side
    147,932,668.60x = 13,698,477,477,047,122
  5. Step 5: Solve for x
    x = 13,698,477,477,047,122/147,932,668.60
  6. Step 6: Final answer
    x = 92,599,407.60

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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.