Home / 977,761,215.60-1,466,641,823.40-461,200,563.60

Finding the Fourth Proportional to 977,761,215.60, 1,466,641,823.40 and 461,200,563.60

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Solution

The fourth proportional to 977,761,215.60, 1,466,641,823.40 and 461,200,563.60 is: 691,800,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,761,215.60 : 1,466,641,823.40 = 461,200,563.60 : x
  2. Step 2: Convert to fraction form
    977,761,215.60/1,466,641,823.40 = 461,200,563.60/x
  3. Step 3: Cross multiply
    977,761,215.60x = 1,466,641,823.40 × 461,200,563.60
  4. Step 4: Simplify right side
    977,761,215.60x = 676,416,035,551,411,712
  5. Step 5: Solve for x
    x = 676,416,035,551,411,712/977,761,215.60
  6. Step 6: Final answer
    x = 691,800,845.40

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1.5x scale

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.