Home / 448,130,365.95-618,463,991-271,904,530.35

Finding the Fourth Proportional to 448,130,365.95, 618,463,991 and 271,904,530.35

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Solution

The fourth proportional to 448,130,365.95, 618,463,991 and 271,904,530.35 is: 375,255,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,130,365.95 : 618,463,991 = 271,904,530.35 : x
  2. Step 2: Convert to fraction form
    448,130,365.95/618,463,991 = 271,904,530.35/x
  3. Step 3: Cross multiply
    448,130,365.95x = 618,463,991 × 271,904,530.35
  4. Step 4: Simplify right side
    448,130,365.95x = 168,163,161,011,241,632
  5. Step 5: Solve for x
    x = 168,163,161,011,241,632/448,130,365.95
  6. Step 6: Final answer
    x = 375,255,001.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.