Home / 2,779,935,177.61-3,836,547,144.71-1,574,490,863.21

Finding the Fourth Proportional to 2,779,935,177.61, 3,836,547,144.71 and 1,574,490,863.21

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Solution

The fourth proportional to 2,779,935,177.61, 3,836,547,144.71 and 1,574,490,863.21 is: 2,172,931,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,935,177.61 : 3,836,547,144.71 = 1,574,490,863.21 : x
  2. Step 2: Convert to fraction form
    2,779,935,177.61/3,836,547,144.71 = 1,574,490,863.21/x
  3. Step 3: Cross multiply
    2,779,935,177.61x = 3,836,547,144.71 × 1,574,490,863.21
  4. Step 4: Simplify right side
    2,779,935,177.61x = 6,040,608,425,622,147,072
  5. Step 5: Solve for x
    x = 6,040,608,425,622,147,072/2,779,935,177.61
  6. Step 6: Final answer
    x = 2,172,931,395.77

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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.