Home / 141,463,249,438.41-195,218,273,484.58-77,233,971,647.61

Finding the Fourth Proportional to 141,463,249,438.41, 195,218,273,484.58 and 77,233,971,647.61

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Solution

The fourth proportional to 141,463,249,438.41, 195,218,273,484.58 and 77,233,971,647.61 is: 106,582,329,044.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,463,249,438.41 : 195,218,273,484.58 = 77,233,971,647.61 : x
  2. Step 2: Convert to fraction form
    141,463,249,438.41/195,218,273,484.58 = 77,233,971,647.61/x
  3. Step 3: Cross multiply
    141,463,249,438.41x = 195,218,273,484.58 × 77,233,971,647.61
  4. Step 4: Simplify right side
    141,463,249,438.41x = 15,077,482,599,403,426,414,592
  5. Step 5: Solve for x
    x = 15,077,482,599,403,426,414,592/141,463,249,438.41
  6. Step 6: Final answer
    x = 106,582,329,044.89

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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.