Home / 983,413,087.20-1,475,119,630.80-493,637,061.60

Finding the Fourth Proportional to 983,413,087.20, 1,475,119,630.80 and 493,637,061.60

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Solution

The fourth proportional to 983,413,087.20, 1,475,119,630.80 and 493,637,061.60 is: 740,455,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,413,087.20 : 1,475,119,630.80 = 493,637,061.60 : x
  2. Step 2: Convert to fraction form
    983,413,087.20/1,475,119,630.80 = 493,637,061.60/x
  3. Step 3: Cross multiply
    983,413,087.20x = 1,475,119,630.80 × 493,637,061.60
  4. Step 4: Simplify right side
    983,413,087.20x = 728,173,720,056,588,928
  5. Step 5: Solve for x
    x = 728,173,720,056,588,928/983,413,087.20
  6. Step 6: Final answer
    x = 740,455,592.40

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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.