Home / 933,259,438.77-1,398,911,309.70-434,859,048.36

Finding the Fourth Proportional to 933,259,438.77, 1,398,911,309.70 and 434,859,048.36

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Solution

The fourth proportional to 933,259,438.77, 1,398,911,309.70 and 434,859,048.36 is: 651,832,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,259,438.77 : 1,398,911,309.70 = 434,859,048.36 : x
  2. Step 2: Convert to fraction form
    933,259,438.77/1,398,911,309.70 = 434,859,048.36/x
  3. Step 3: Cross multiply
    933,259,438.77x = 1,398,911,309.70 × 434,859,048.36
  4. Step 4: Simplify right side
    933,259,438.77x = 608,329,240,874,530,688
  5. Step 5: Solve for x
    x = 608,329,240,874,530,688/933,259,438.77
  6. Step 6: Final answer
    x = 651,832,936.91

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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.