Home / 1,143,828,373.86-1,576,596,781.53-808,868,853.54

Finding the Fourth Proportional to 1,143,828,373.86, 1,576,596,781.53 and 808,868,853.54

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Solution

The fourth proportional to 1,143,828,373.86, 1,576,596,781.53 and 808,868,853.54 is: 1,114,905,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,828,373.86 : 1,576,596,781.53 = 808,868,853.54 : x
  2. Step 2: Convert to fraction form
    1,143,828,373.86/1,576,596,781.53 = 808,868,853.54/x
  3. Step 3: Cross multiply
    1,143,828,373.86x = 1,576,596,781.53 × 808,868,853.54
  4. Step 4: Simplify right side
    1,143,828,373.86x = 1,275,260,031,171,024,896
  5. Step 5: Solve for x
    x = 1,275,260,031,171,024,896/1,143,828,373.86
  6. Step 6: Final answer
    x = 1,114,905,050.72

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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.