Home / 554,730,567.03-765,528,595.24-300,413,897.81

Finding the Fourth Proportional to 554,730,567.03, 765,528,595.24 and 300,413,897.81

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Solution

The fourth proportional to 554,730,567.03, 765,528,595.24 and 300,413,897.81 is: 414,571,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,730,567.03 : 765,528,595.24 = 300,413,897.81 : x
  2. Step 2: Convert to fraction form
    554,730,567.03/765,528,595.24 = 300,413,897.81/x
  3. Step 3: Cross multiply
    554,730,567.03x = 765,528,595.24 × 300,413,897.81
  4. Step 4: Simplify right side
    554,730,567.03x = 229,975,429,181,062,208
  5. Step 5: Solve for x
    x = 229,975,429,181,062,208/554,730,567.03
  6. Step 6: Final answer
    x = 414,571,402.50

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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.