Home / 130,389,264,005.20-195,583,896,007.80-104,267,875,973.20

Finding the Fourth Proportional to 130,389,264,005.20, 195,583,896,007.80 and 104,267,875,973.20

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Solution

The fourth proportional to 130,389,264,005.20, 195,583,896,007.80 and 104,267,875,973.20 is: 156,401,813,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,389,264,005.20 : 195,583,896,007.80 = 104,267,875,973.20 : x
  2. Step 2: Convert to fraction form
    130,389,264,005.20/195,583,896,007.80 = 104,267,875,973.20/x
  3. Step 3: Cross multiply
    130,389,264,005.20x = 195,583,896,007.80 × 104,267,875,973.20
  4. Step 4: Simplify right side
    130,389,264,005.20x = 20,393,117,411,296,533,282,816
  5. Step 5: Solve for x
    x = 20,393,117,411,296,533,282,816/130,389,264,005.20
  6. Step 6: Final answer
    x = 156,401,813,959.80

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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.