Home / 1,168,775,323.80-1,612,911,518.94-632,927,923.40

Finding the Fourth Proportional to 1,168,775,323.80, 1,612,911,518.94 and 632,927,923.40

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Solution

The fourth proportional to 1,168,775,323.80, 1,612,911,518.94 and 632,927,923.40 is: 873,441,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,775,323.80 : 1,612,911,518.94 = 632,927,923.40 : x
  2. Step 2: Convert to fraction form
    1,168,775,323.80/1,612,911,518.94 = 632,927,923.40/x
  3. Step 3: Cross multiply
    1,168,775,323.80x = 1,612,911,518.94 × 632,927,923.40
  4. Step 4: Simplify right side
    1,168,775,323.80x = 1,020,856,738,302,569,472
  5. Step 5: Solve for x
    x = 1,020,856,738,302,569,472/1,168,775,323.80
  6. Step 6: Final answer
    x = 873,441,385.62

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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.