Home / 1,333,257,288.48-1,840,533,061.14-887,961,693.60

Finding the Fourth Proportional to 1,333,257,288.48, 1,840,533,061.14 and 887,961,693.60

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Solution

The fourth proportional to 1,333,257,288.48, 1,840,533,061.14 and 887,961,693.60 is: 1,225,812,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,257,288.48 : 1,840,533,061.14 = 887,961,693.60 : x
  2. Step 2: Convert to fraction form
    1,333,257,288.48/1,840,533,061.14 = 887,961,693.60/x
  3. Step 3: Cross multiply
    1,333,257,288.48x = 1,840,533,061.14 × 887,961,693.60
  4. Step 4: Simplify right side
    1,333,257,288.48x = 1,634,322,854,096,666,880
  5. Step 5: Solve for x
    x = 1,634,322,854,096,666,880/1,333,257,288.48
  6. Step 6: Final answer
    x = 1,225,812,053.10

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1.5x scale

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.