Home / 100,971,292.46-139,316,651.44-61,277,943.41

Finding the Fourth Proportional to 100,971,292.46, 139,316,651.44 and 61,277,943.41

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Solution

The fourth proportional to 100,971,292.46, 139,316,651.44 and 61,277,943.41 is: 84,549,159.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,971,292.46 : 139,316,651.44 = 61,277,943.41 : x
  2. Step 2: Convert to fraction form
    100,971,292.46/139,316,651.44 = 61,277,943.41/x
  3. Step 3: Cross multiply
    100,971,292.46x = 139,316,651.44 × 61,277,943.41
  4. Step 4: Simplify right side
    100,971,292.46x = 8,537,037,883,206,112
  5. Step 5: Solve for x
    x = 8,537,037,883,206,112/100,971,292.46
  6. Step 6: Final answer
    x = 84,549,159.22

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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.