Home / 505,554,347.80-758,331,521.70-359,679,698.20

Finding the Fourth Proportional to 505,554,347.80, 758,331,521.70 and 359,679,698.20

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Solution

The fourth proportional to 505,554,347.80, 758,331,521.70 and 359,679,698.20 is: 539,519,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,554,347.80 : 758,331,521.70 = 359,679,698.20 : x
  2. Step 2: Convert to fraction form
    505,554,347.80/758,331,521.70 = 359,679,698.20/x
  3. Step 3: Cross multiply
    505,554,347.80x = 758,331,521.70 × 359,679,698.20
  4. Step 4: Simplify right side
    505,554,347.80x = 272,756,452,860,602,752
  5. Step 5: Solve for x
    x = 272,756,452,860,602,752/505,554,347.80
  6. Step 6: Final answer
    x = 539,519,547.30

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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.