Home / 8,161,927,267.40-12,242,890,901.10-2,641,743,312.20

Finding the Fourth Proportional to 8,161,927,267.40, 12,242,890,901.10 and 2,641,743,312.20

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Solution

The fourth proportional to 8,161,927,267.40, 12,242,890,901.10 and 2,641,743,312.20 is: 3,962,614,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,927,267.40 : 12,242,890,901.10 = 2,641,743,312.20 : x
  2. Step 2: Convert to fraction form
    8,161,927,267.40/12,242,890,901.10 = 2,641,743,312.20/x
  3. Step 3: Cross multiply
    8,161,927,267.40x = 12,242,890,901.10 × 2,641,743,312.20
  4. Step 4: Simplify right side
    8,161,927,267.40x = 32,342,575,159,975,153,664
  5. Step 5: Solve for x
    x = 32,342,575,159,975,153,664/8,161,927,267.40
  6. Step 6: Final answer
    x = 3,962,614,968.30

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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.