Home / 1,455,052,488.98-2,182,547,220.67-405,762,695.34

Finding the Fourth Proportional to 1,455,052,488.98, 2,182,547,220.67 and 405,762,695.34

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Solution

The fourth proportional to 1,455,052,488.98, 2,182,547,220.67 and 405,762,695.34 is: 608,635,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,052,488.98 : 2,182,547,220.67 = 405,762,695.34 : x
  2. Step 2: Convert to fraction form
    1,455,052,488.98/2,182,547,220.67 = 405,762,695.34/x
  3. Step 3: Cross multiply
    1,455,052,488.98x = 2,182,547,220.67 × 405,762,695.34
  4. Step 4: Simplify right side
    1,455,052,488.98x = 885,596,242,970,777,856
  5. Step 5: Solve for x
    x = 885,596,242,970,777,856/1,455,052,488.98
  6. Step 6: Final answer
    x = 608,635,255.21

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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.