Home / 1,124,299,642,690.20-1,551,533,506,912.60-643,123,395,352.18

Finding the Fourth Proportional to 1,124,299,642,690.20, 1,551,533,506,912.60 and 643,123,395,352.18

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Solution

The fourth proportional to 1,124,299,642,690.20, 1,551,533,506,912.60 and 643,123,395,352.18 is: 887,510,285,586.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,299,642,690.20 : 1,551,533,506,912.60 = 643,123,395,352.18 : x
  2. Step 2: Convert to fraction form
    1,124,299,642,690.20/1,551,533,506,912.60 = 643,123,395,352.18/x
  3. Step 3: Cross multiply
    1,124,299,642,690.20x = 1,551,533,506,912.60 × 643,123,395,352.18
  4. Step 4: Simplify right side
    1,124,299,642,690.20x = 997,827,496,968,306,454,167,552
  5. Step 5: Solve for x
    x = 997,827,496,968,306,454,167,552/1,124,299,642,690.20
  6. Step 6: Final answer
    x = 887,510,285,586.08

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Double scale
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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.