Home / 93,319,701.30-139,979,551.95-42,203,387.70

Finding the Fourth Proportional to 93,319,701.30, 139,979,551.95 and 42,203,387.70

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Solution

The fourth proportional to 93,319,701.30, 139,979,551.95 and 42,203,387.70 is: 63,305,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,319,701.30 : 139,979,551.95 = 42,203,387.70 : x
  2. Step 2: Convert to fraction form
    93,319,701.30/139,979,551.95 = 42,203,387.70/x
  3. Step 3: Cross multiply
    93,319,701.30x = 139,979,551.95 × 42,203,387.70
  4. Step 4: Simplify right side
    93,319,701.30x = 5,907,611,301,018,141
  5. Step 5: Solve for x
    x = 5,907,611,301,018,141/93,319,701.30
  6. Step 6: Final answer
    x = 63,305,081.55

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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.