Home / 402,035,127.21-602,881,301.08-152,997,888.79

Finding the Fourth Proportional to 402,035,127.21, 602,881,301.08 and 152,997,888.79

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Solution

The fourth proportional to 402,035,127.21, 602,881,301.08 and 152,997,888.79 is: 229,431,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,035,127.21 : 602,881,301.08 = 152,997,888.79 : x
  2. Step 2: Convert to fraction form
    402,035,127.21/602,881,301.08 = 152,997,888.79/x
  3. Step 3: Cross multiply
    402,035,127.21x = 602,881,301.08 × 152,997,888.79
  4. Step 4: Simplify right side
    402,035,127.21x = 92,239,566,256,208,352
  5. Step 5: Solve for x
    x = 92,239,566,256,208,352/402,035,127.21
  6. Step 6: Final answer
    x = 229,431,609.36

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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.