Home / 1,249,934,491.64-1,874,908,002.96-317,257,616.90

Finding the Fourth Proportional to 1,249,934,491.64, 1,874,908,002.96 and 317,257,616.90

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Solution

The fourth proportional to 1,249,934,491.64, 1,874,908,002.96 and 317,257,616.90 is: 475,888,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,934,491.64 : 1,874,908,002.96 = 317,257,616.90 : x
  2. Step 2: Convert to fraction form
    1,249,934,491.64/1,874,908,002.96 = 317,257,616.90/x
  3. Step 3: Cross multiply
    1,249,934,491.64x = 1,874,908,002.96 × 317,257,616.90
  4. Step 4: Simplify right side
    1,249,934,491.64x = 594,828,844,930,514,944
  5. Step 5: Solve for x
    x = 594,828,844,930,514,944/1,249,934,491.64
  6. Step 6: Final answer
    x = 475,888,015.66

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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.