Home / 693,875,254.60-1,038,767,939.70-607,781,812.60

Finding the Fourth Proportional to 693,875,254.60, 1,038,767,939.70 and 607,781,812.60

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Solution

The fourth proportional to 693,875,254.60, 1,038,767,939.70 and 607,781,812.60 is: 909,881,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,875,254.60 : 1,038,767,939.70 = 607,781,812.60 : x
  2. Step 2: Convert to fraction form
    693,875,254.60/1,038,767,939.70 = 607,781,812.60/x
  3. Step 3: Cross multiply
    693,875,254.60x = 1,038,767,939.70 × 607,781,812.60
  4. Step 4: Simplify right side
    693,875,254.60x = 631,344,261,261,633,536
  5. Step 5: Solve for x
    x = 631,344,261,261,633,536/693,875,254.60
  6. Step 6: Final answer
    x = 909,881,505.47

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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.