Home / 130,528,036.20-195,792,054.30-70,061,860.20

Finding the Fourth Proportional to 130,528,036.20, 195,792,054.30 and 70,061,860.20

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Solution

The fourth proportional to 130,528,036.20, 195,792,054.30 and 70,061,860.20 is: 105,092,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,528,036.20 : 195,792,054.30 = 70,061,860.20 : x
  2. Step 2: Convert to fraction form
    130,528,036.20/195,792,054.30 = 70,061,860.20/x
  3. Step 3: Cross multiply
    130,528,036.20x = 195,792,054.30 × 70,061,860.20
  4. Step 4: Simplify right side
    130,528,036.20x = 13,717,555,536,637,410
  5. Step 5: Solve for x
    x = 13,717,555,536,637,410/130,528,036.20
  6. Step 6: Final answer
    x = 105,092,790.30

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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.