Home / 2,899,386,299.79-4,001,040,461.52-1,772,243,284.86

Finding the Fourth Proportional to 2,899,386,299.79, 4,001,040,461.52 and 1,772,243,284.86

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Solution

The fourth proportional to 2,899,386,299.79, 4,001,040,461.52 and 1,772,243,284.86 is: 2,445,626,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,386,299.79 : 4,001,040,461.52 = 1,772,243,284.86 : x
  2. Step 2: Convert to fraction form
    2,899,386,299.79/4,001,040,461.52 = 1,772,243,284.86/x
  3. Step 3: Cross multiply
    2,899,386,299.79x = 4,001,040,461.52 × 1,772,243,284.86
  4. Step 4: Simplify right side
    2,899,386,299.79x = 7,090,817,090,381,974,528
  5. Step 5: Solve for x
    x = 7,090,817,090,381,974,528/2,899,386,299.79
  6. Step 6: Final answer
    x = 2,445,626,886.94

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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.