Home / 1,142,049,928.92-1,576,545,310.89-719,284,904.41

Finding the Fourth Proportional to 1,142,049,928.92, 1,576,545,310.89 and 719,284,904.41

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Solution

The fourth proportional to 1,142,049,928.92, 1,576,545,310.89 and 719,284,904.41 is: 992,938,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,049,928.92 : 1,576,545,310.89 = 719,284,904.41 : x
  2. Step 2: Convert to fraction form
    1,142,049,928.92/1,576,545,310.89 = 719,284,904.41/x
  3. Step 3: Cross multiply
    1,142,049,928.92x = 1,576,545,310.89 × 719,284,904.41
  4. Step 4: Simplify right side
    1,142,049,928.92x = 1,133,985,243,241,547,392
  5. Step 5: Solve for x
    x = 1,133,985,243,241,547,392/1,142,049,928.92
  6. Step 6: Final answer
    x = 992,938,412.35

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Double scale
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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.