Home / 1,049,076,095.69-1,448,378,371.10-667,813,253.00

Finding the Fourth Proportional to 1,049,076,095.69, 1,448,378,371.10 and 667,813,253.00

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Solution

The fourth proportional to 1,049,076,095.69, 1,448,378,371.10 and 667,813,253.00 is: 921,998,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,076,095.69 : 1,448,378,371.10 = 667,813,253.00 : x
  2. Step 2: Convert to fraction form
    1,049,076,095.69/1,448,378,371.10 = 667,813,253.00/x
  3. Step 3: Cross multiply
    1,049,076,095.69x = 1,448,378,371.10 × 667,813,253.00
  4. Step 4: Simplify right side
    1,049,076,095.69x = 967,246,271,573,559,808
  5. Step 5: Solve for x
    x = 967,246,271,573,559,808/1,049,076,095.69
  6. Step 6: Final answer
    x = 921,998,199.70

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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.