Home / 147,736,307.60-221,604,461.40-135,832,029.20

Finding the Fourth Proportional to 147,736,307.60, 221,604,461.40 and 135,832,029.20

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Solution

The fourth proportional to 147,736,307.60, 221,604,461.40 and 135,832,029.20 is: 203,748,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,736,307.60 : 221,604,461.40 = 135,832,029.20 : x
  2. Step 2: Convert to fraction form
    147,736,307.60/221,604,461.40 = 135,832,029.20/x
  3. Step 3: Cross multiply
    147,736,307.60x = 221,604,461.40 × 135,832,029.20
  4. Step 4: Simplify right side
    147,736,307.60x = 30,100,983,671,735,072
  5. Step 5: Solve for x
    x = 30,100,983,671,735,072/147,736,307.60
  6. Step 6: Final answer
    x = 203,748,043.80

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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.