Home / 863,238,908.70-1,294,858,363.05-604,746,006.30

Finding the Fourth Proportional to 863,238,908.70, 1,294,858,363.05 and 604,746,006.30

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Solution

The fourth proportional to 863,238,908.70, 1,294,858,363.05 and 604,746,006.30 is: 907,119,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,238,908.70 : 1,294,858,363.05 = 604,746,006.30 : x
  2. Step 2: Convert to fraction form
    863,238,908.70/1,294,858,363.05 = 604,746,006.30/x
  3. Step 3: Cross multiply
    863,238,908.70x = 1,294,858,363.05 × 604,746,006.30
  4. Step 4: Simplify right side
    863,238,908.70x = 783,060,423,778,642,944
  5. Step 5: Solve for x
    x = 783,060,423,778,642,944/863,238,908.70
  6. Step 6: Final answer
    x = 907,119,009.45

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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.