Home / 282,490,807.40-423,736,211.10-146,217,962.60

Finding the Fourth Proportional to 282,490,807.40, 423,736,211.10 and 146,217,962.60

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Solution

The fourth proportional to 282,490,807.40, 423,736,211.10 and 146,217,962.60 is: 219,326,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,490,807.40 : 423,736,211.10 = 146,217,962.60 : x
  2. Step 2: Convert to fraction form
    282,490,807.40/423,736,211.10 = 146,217,962.60/x
  3. Step 3: Cross multiply
    282,490,807.40x = 423,736,211.10 × 146,217,962.60
  4. Step 4: Simplify right side
    282,490,807.40x = 61,957,845,466,885,504
  5. Step 5: Solve for x
    x = 61,957,845,466,885,504/282,490,807.40
  6. Step 6: Final answer
    x = 219,326,943.90

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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.