Home / 170,349,478.65-255,421,875.69-66,595,108.23

Finding the Fourth Proportional to 170,349,478.65, 255,421,875.69 and 66,595,108.23

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Solution

The fourth proportional to 170,349,478.65, 255,421,875.69 and 66,595,108.23 is: 99,852,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,349,478.65 : 255,421,875.69 = 66,595,108.23 : x
  2. Step 2: Convert to fraction form
    170,349,478.65/255,421,875.69 = 66,595,108.23/x
  3. Step 3: Cross multiply
    170,349,478.65x = 255,421,875.69 × 66,595,108.23
  4. Step 4: Simplify right side
    170,349,478.65x = 17,009,847,455,885,154
  5. Step 5: Solve for x
    x = 17,009,847,455,885,154/170,349,478.65
  6. Step 6: Final answer
    x = 99,852,653.44

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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.