Home / 1,069,708,966.40-1,604,563,449.60-977,875,961.60

Finding the Fourth Proportional to 1,069,708,966.40, 1,604,563,449.60 and 977,875,961.60

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Solution

The fourth proportional to 1,069,708,966.40, 1,604,563,449.60 and 977,875,961.60 is: 1,466,813,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,708,966.40 : 1,604,563,449.60 = 977,875,961.60 : x
  2. Step 2: Convert to fraction form
    1,069,708,966.40/1,604,563,449.60 = 977,875,961.60/x
  3. Step 3: Cross multiply
    1,069,708,966.40x = 1,604,563,449.60 × 977,875,961.60
  4. Step 4: Simplify right side
    1,069,708,966.40x = 1,569,064,026,225,812,992
  5. Step 5: Solve for x
    x = 1,569,064,026,225,812,992/1,069,708,966.40
  6. Step 6: Final answer
    x = 1,466,813,942.40

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Double scale
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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.