Home / 446,829,066.40-670,243,599.60-123,712,938.40

Finding the Fourth Proportional to 446,829,066.40, 670,243,599.60 and 123,712,938.40

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Solution

The fourth proportional to 446,829,066.40, 670,243,599.60 and 123,712,938.40 is: 185,569,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,829,066.40 : 670,243,599.60 = 123,712,938.40 : x
  2. Step 2: Convert to fraction form
    446,829,066.40/670,243,599.60 = 123,712,938.40/x
  3. Step 3: Cross multiply
    446,829,066.40x = 670,243,599.60 × 123,712,938.40
  4. Step 4: Simplify right side
    446,829,066.40x = 82,917,805,150,309,072
  5. Step 5: Solve for x
    x = 82,917,805,150,309,072/446,829,066.40
  6. Step 6: Final answer
    x = 185,569,407.60

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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.