Home / 1,214,663,751.38-1,676,235,568.41-657,746,798.45

Finding the Fourth Proportional to 1,214,663,751.38, 1,676,235,568.41 and 657,746,798.45

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Solution

The fourth proportional to 1,214,663,751.38, 1,676,235,568.41 and 657,746,798.45 is: 907,690,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,663,751.38 : 1,676,235,568.41 = 657,746,798.45 : x
  2. Step 2: Convert to fraction form
    1,214,663,751.38/1,676,235,568.41 = 657,746,798.45/x
  3. Step 3: Cross multiply
    1,214,663,751.38x = 1,676,235,568.41 × 657,746,798.45
  4. Step 4: Simplify right side
    1,214,663,751.38x = 1,102,538,578,561,312,384
  5. Step 5: Solve for x
    x = 1,102,538,578,561,312,384/1,214,663,751.38
  6. Step 6: Final answer
    x = 907,690,360.65

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Double scale
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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.