Home / 465,980,398.02-643,048,902-254,291,417.01

Finding the Fourth Proportional to 465,980,398.02, 643,048,902 and 254,291,417.01

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Solution

The fourth proportional to 465,980,398.02, 643,048,902 and 254,291,417.01 is: 350,919,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,980,398.02 : 643,048,902 = 254,291,417.01 : x
  2. Step 2: Convert to fraction form
    465,980,398.02/643,048,902 = 254,291,417.01/x
  3. Step 3: Cross multiply
    465,980,398.02x = 643,048,902 × 254,291,417.01
  4. Step 4: Simplify right side
    465,980,398.02x = 163,521,816,496,304,608
  5. Step 5: Solve for x
    x = 163,521,816,496,304,608/465,980,398.02
  6. Step 6: Final answer
    x = 350,919,946.83

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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.