Home / 249,312,004.80-373,968,007.20-147,124,996.80

Finding the Fourth Proportional to 249,312,004.80, 373,968,007.20 and 147,124,996.80

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Solution

The fourth proportional to 249,312,004.80, 373,968,007.20 and 147,124,996.80 is: 220,687,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,312,004.80 : 373,968,007.20 = 147,124,996.80 : x
  2. Step 2: Convert to fraction form
    249,312,004.80/373,968,007.20 = 147,124,996.80/x
  3. Step 3: Cross multiply
    249,312,004.80x = 373,968,007.20 × 147,124,996.80
  4. Step 4: Simplify right side
    249,312,004.80x = 55,020,041,862,602,376
  5. Step 5: Solve for x
    x = 55,020,041,862,602,376/249,312,004.80
  6. Step 6: Final answer
    x = 220,687,495.20

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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.