Home / 742,663,485.35-1,114,032,230.45-282,637,308.23

Finding the Fourth Proportional to 742,663,485.35, 1,114,032,230.45 and 282,637,308.23

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Solution

The fourth proportional to 742,663,485.35, 1,114,032,230.45 and 282,637,308.23 is: 423,970,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,663,485.35 : 1,114,032,230.45 = 282,637,308.23 : x
  2. Step 2: Convert to fraction form
    742,663,485.35/1,114,032,230.45 = 282,637,308.23/x
  3. Step 3: Cross multiply
    742,663,485.35x = 1,114,032,230.45 × 282,637,308.23
  4. Step 4: Simplify right side
    742,663,485.35x = 314,867,070,888,867,712
  5. Step 5: Solve for x
    x = 314,867,070,888,867,712/742,663,485.35
  6. Step 6: Final answer
    x = 423,970,044.44

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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.