Home / 586,641,710.40-880,026,316.65-218,133,435.12

Finding the Fourth Proportional to 586,641,710.40, 880,026,316.65 and 218,133,435.12

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Solution

The fourth proportional to 586,641,710.40, 880,026,316.65 and 218,133,435.12 is: 327,223,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,641,710.40 : 880,026,316.65 = 218,133,435.12 : x
  2. Step 2: Convert to fraction form
    586,641,710.40/880,026,316.65 = 218,133,435.12/x
  3. Step 3: Cross multiply
    586,641,710.40x = 880,026,316.65 × 218,133,435.12
  4. Step 4: Simplify right side
    586,641,710.40x = 191,963,163,446,865,344
  5. Step 5: Solve for x
    x = 191,963,163,446,865,344/586,641,710.40
  6. Step 6: Final answer
    x = 327,223,857.50

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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.