Home / 147,705,628.65-221,360,397.93-114,955,743.93

Finding the Fourth Proportional to 147,705,628.65, 221,360,397.93 and 114,955,743.93

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Solution

The fourth proportional to 147,705,628.65, 221,360,397.93 and 114,955,743.93 is: 172,279,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,628.65 : 221,360,397.93 = 114,955,743.93 : x
  2. Step 2: Convert to fraction form
    147,705,628.65/221,360,397.93 = 114,955,743.93/x
  3. Step 3: Cross multiply
    147,705,628.65x = 221,360,397.93 × 114,955,743.93
  4. Step 4: Simplify right side
    147,705,628.65x = 25,446,649,220,683,984
  5. Step 5: Solve for x
    x = 25,446,649,220,683,984/147,705,628.65
  6. Step 6: Final answer
    x = 172,279,482.19

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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.