Home / 98,284,371,631.72-135,726,106,341.30-92,929,901,740.36

Finding the Fourth Proportional to 98,284,371,631.72, 135,726,106,341.30 and 92,929,901,740.36

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Solution

The fourth proportional to 98,284,371,631.72, 135,726,106,341.30 and 92,929,901,740.36 is: 128,331,834,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,284,371,631.72 : 135,726,106,341.30 = 92,929,901,740.36 : x
  2. Step 2: Convert to fraction form
    98,284,371,631.72/135,726,106,341.30 = 92,929,901,740.36/x
  3. Step 3: Cross multiply
    98,284,371,631.72x = 135,726,106,341.30 × 92,929,901,740.36
  4. Step 4: Simplify right side
    98,284,371,631.72x = 12,613,013,725,898,661,167,104
  5. Step 5: Solve for x
    x = 12,613,013,725,898,661,167,104/98,284,371,631.72
  6. Step 6: Final answer
    x = 128,331,834,619.25

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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.