Home / 265,713,127.23-398,684,756.21-142,747,973.31

Finding the Fourth Proportional to 265,713,127.23, 398,684,756.21 and 142,747,973.31

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Solution

The fourth proportional to 265,713,127.23, 398,684,756.21 and 142,747,973.31 is: 214,183,776.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,713,127.23 : 398,684,756.21 = 142,747,973.31 : x
  2. Step 2: Convert to fraction form
    265,713,127.23/398,684,756.21 = 142,747,973.31/x
  3. Step 3: Cross multiply
    265,713,127.23x = 398,684,756.21 × 142,747,973.31
  4. Step 4: Simplify right side
    265,713,127.23x = 56,911,440,937,855,192
  5. Step 5: Solve for x
    x = 56,911,440,937,855,192/265,713,127.23
  6. Step 6: Final answer
    x = 214,183,776.06

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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.