Home / 730,249,773.18-1,095,386,665.59-205,631,493.90

Finding the Fourth Proportional to 730,249,773.18, 1,095,386,665.59 and 205,631,493.90

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Solution

The fourth proportional to 730,249,773.18, 1,095,386,665.59 and 205,631,493.90 is: 308,450,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,249,773.18 : 1,095,386,665.59 = 205,631,493.90 : x
  2. Step 2: Convert to fraction form
    730,249,773.18/1,095,386,665.59 = 205,631,493.90/x
  3. Step 3: Cross multiply
    730,249,773.18x = 1,095,386,665.59 × 205,631,493.90
  4. Step 4: Simplify right side
    730,249,773.18x = 225,245,996,443,411,424
  5. Step 5: Solve for x
    x = 225,245,996,443,411,424/730,249,773.18
  6. Step 6: Final answer
    x = 308,450,621.58

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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.