Home / 1,249,448,547.83-1,873,795,491.32-375,817,999.91

Finding the Fourth Proportional to 1,249,448,547.83, 1,873,795,491.32 and 375,817,999.91

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Solution

The fourth proportional to 1,249,448,547.83, 1,873,795,491.32 and 375,817,999.91 is: 563,613,503.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,448,547.83 : 1,873,795,491.32 = 375,817,999.91 : x
  2. Step 2: Convert to fraction form
    1,249,448,547.83/1,873,795,491.32 = 375,817,999.91/x
  3. Step 3: Cross multiply
    1,249,448,547.83x = 1,873,795,491.32 × 375,817,999.91
  4. Step 4: Simplify right side
    1,249,448,547.83x = 704,206,073,786,379,136
  5. Step 5: Solve for x
    x = 704,206,073,786,379,136/1,249,448,547.83
  6. Step 6: Final answer
    x = 563,613,503.74

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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.