Home / 776,143,046.20-1,164,214,569.30-623,088,038.20

Finding the Fourth Proportional to 776,143,046.20, 1,164,214,569.30 and 623,088,038.20

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Solution

The fourth proportional to 776,143,046.20, 1,164,214,569.30 and 623,088,038.20 is: 934,632,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,143,046.20 : 1,164,214,569.30 = 623,088,038.20 : x
  2. Step 2: Convert to fraction form
    776,143,046.20/1,164,214,569.30 = 623,088,038.20/x
  3. Step 3: Cross multiply
    776,143,046.20x = 1,164,214,569.30 × 623,088,038.20
  4. Step 4: Simplify right side
    776,143,046.20x = 725,408,172,028,994,944
  5. Step 5: Solve for x
    x = 725,408,172,028,994,944/776,143,046.20
  6. Step 6: Final answer
    x = 934,632,057.30

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Double scale
Find fourth proportional to 776,143,047.20, 1,164,214,570.80 and 623,088,039.20
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.