Home / 180,997,783.12-249,782,585.79-102,684,637.36

Finding the Fourth Proportional to 180,997,783.12, 249,782,585.79 and 102,684,637.36

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Solution

The fourth proportional to 180,997,783.12, 249,782,585.79 and 102,684,637.36 is: 141,708,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,997,783.12 : 249,782,585.79 = 102,684,637.36 : x
  2. Step 2: Convert to fraction form
    180,997,783.12/249,782,585.79 = 102,684,637.36/x
  3. Step 3: Cross multiply
    180,997,783.12x = 249,782,585.79 × 102,684,637.36
  4. Step 4: Simplify right side
    180,997,783.12x = 25,648,834,240,689,240
  5. Step 5: Solve for x
    x = 25,648,834,240,689,240/180,997,783.12
  6. Step 6: Final answer
    x = 141,708,002.16

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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.