Home / 1,459,688,005.31-2,014,264,871.52-856,883,104.55

Finding the Fourth Proportional to 1,459,688,005.31, 2,014,264,871.52 and 856,883,104.55

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Solution

The fourth proportional to 1,459,688,005.31, 2,014,264,871.52 and 856,883,104.55 is: 1,182,437,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,688,005.31 : 2,014,264,871.52 = 856,883,104.55 : x
  2. Step 2: Convert to fraction form
    1,459,688,005.31/2,014,264,871.52 = 856,883,104.55/x
  3. Step 3: Cross multiply
    1,459,688,005.31x = 2,014,264,871.52 × 856,883,104.55
  4. Step 4: Simplify right side
    1,459,688,005.31x = 1,725,989,536,489,779,968
  5. Step 5: Solve for x
    x = 1,725,989,536,489,779,968/1,459,688,005.31
  6. Step 6: Final answer
    x = 1,182,437,294.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.