Home / 8,947,985,075.46-12,353,509,923.93-7,955,162,366.58

Finding the Fourth Proportional to 8,947,985,075.46, 12,353,509,923.93 and 7,955,162,366.58

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Solution

The fourth proportional to 8,947,985,075.46, 12,353,509,923.93 and 7,955,162,366.58 is: 10,982,827,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,985,075.46 : 12,353,509,923.93 = 7,955,162,366.58 : x
  2. Step 2: Convert to fraction form
    8,947,985,075.46/12,353,509,923.93 = 7,955,162,366.58/x
  3. Step 3: Cross multiply
    8,947,985,075.46x = 12,353,509,923.93 × 7,955,162,366.58
  4. Step 4: Simplify right side
    8,947,985,075.46x = 98,274,177,242,020,495,360
  5. Step 5: Solve for x
    x = 98,274,177,242,020,495,360/8,947,985,075.46
  6. Step 6: Final answer
    x = 10,982,827,576.63

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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.