Home / 124,416,631.20-186,624,946.80-98,718,506.40

Finding the Fourth Proportional to 124,416,631.20, 186,624,946.80 and 98,718,506.40

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Solution

The fourth proportional to 124,416,631.20, 186,624,946.80 and 98,718,506.40 is: 148,077,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,631.20 : 186,624,946.80 = 98,718,506.40 : x
  2. Step 2: Convert to fraction form
    124,416,631.20/186,624,946.80 = 98,718,506.40/x
  3. Step 3: Cross multiply
    124,416,631.20x = 186,624,946.80 × 98,718,506.40
  4. Step 4: Simplify right side
    124,416,631.20x = 18,423,336,005,075,460
  5. Step 5: Solve for x
    x = 18,423,336,005,075,460/124,416,631.20
  6. Step 6: Final answer
    x = 148,077,759.60

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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.