Home / 231,776,030.40-347,664,045.60-70,217,966.40

Finding the Fourth Proportional to 231,776,030.40, 347,664,045.60 and 70,217,966.40

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Solution

The fourth proportional to 231,776,030.40, 347,664,045.60 and 70,217,966.40 is: 105,326,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,776,030.40 : 347,664,045.60 = 70,217,966.40 : x
  2. Step 2: Convert to fraction form
    231,776,030.40/347,664,045.60 = 70,217,966.40/x
  3. Step 3: Cross multiply
    231,776,030.40x = 347,664,045.60 × 70,217,966.40
  4. Step 4: Simplify right side
    231,776,030.40x = 24,412,262,272,428,872
  5. Step 5: Solve for x
    x = 24,412,262,272,428,872/231,776,030.40
  6. Step 6: Final answer
    x = 105,326,949.60

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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.