Home / 163,533,557.37-245,271,210.59-65,157,019.18

Finding the Fourth Proportional to 163,533,557.37, 245,271,210.59 and 65,157,019.18

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Solution

The fourth proportional to 163,533,557.37, 245,271,210.59 and 65,157,019.18 is: 97,723,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,533,557.37 : 245,271,210.59 = 65,157,019.18 : x
  2. Step 2: Convert to fraction form
    163,533,557.37/245,271,210.59 = 65,157,019.18/x
  3. Step 3: Cross multiply
    163,533,557.37x = 245,271,210.59 × 65,157,019.18
  4. Step 4: Simplify right side
    163,533,557.37x = 15,981,140,972,714,450
  5. Step 5: Solve for x
    x = 15,981,140,972,714,450/163,533,557.37
  6. Step 6: Final answer
    x = 97,723,924.25

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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.