Home / 217,632,946.30-300,333,484.70-118,513,663.95

Finding the Fourth Proportional to 217,632,946.30, 300,333,484.70 and 118,513,663.95

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Solution

The fourth proportional to 217,632,946.30, 300,333,484.70 and 118,513,663.95 is: 163,548,866.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,632,946.30 : 300,333,484.70 = 118,513,663.95 : x
  2. Step 2: Convert to fraction form
    217,632,946.30/300,333,484.70 = 118,513,663.95/x
  3. Step 3: Cross multiply
    217,632,946.30x = 300,333,484.70 × 118,513,663.95
  4. Step 4: Simplify right side
    217,632,946.30x = 35,593,621,679,646,376
  5. Step 5: Solve for x
    x = 35,593,621,679,646,376/217,632,946.30
  6. Step 6: Final answer
    x = 163,548,866.50

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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.