Home / 1,771,472,023.90-2,657,208,035.85-1,312,306,999.90

Finding the Fourth Proportional to 1,771,472,023.90, 2,657,208,035.85 and 1,312,306,999.90

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Solution

The fourth proportional to 1,771,472,023.90, 2,657,208,035.85 and 1,312,306,999.90 is: 1,968,460,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,472,023.90 : 2,657,208,035.85 = 1,312,306,999.90 : x
  2. Step 2: Convert to fraction form
    1,771,472,023.90/2,657,208,035.85 = 1,312,306,999.90/x
  3. Step 3: Cross multiply
    1,771,472,023.90x = 2,657,208,035.85 × 1,312,306,999.90
  4. Step 4: Simplify right side
    1,771,472,023.90x = 3,487,072,705,636,485,120
  5. Step 5: Solve for x
    x = 3,487,072,705,636,485,120/1,771,472,023.90
  6. Step 6: Final answer
    x = 1,968,460,499.85

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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.