Home / 992,249,613.23-1,488,598,649.37-328,262,075.01

Finding the Fourth Proportional to 992,249,613.23, 1,488,598,649.37 and 328,262,075.01

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Solution

The fourth proportional to 992,249,613.23, 1,488,598,649.37 and 328,262,075.01 is: 492,467,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,249,613.23 : 1,488,598,649.37 = 328,262,075.01 : x
  2. Step 2: Convert to fraction form
    992,249,613.23/1,488,598,649.37 = 328,262,075.01/x
  3. Step 3: Cross multiply
    992,249,613.23x = 1,488,598,649.37 × 328,262,075.01
  4. Step 4: Simplify right side
    992,249,613.23x = 488,650,481,499,279,552
  5. Step 5: Solve for x
    x = 488,650,481,499,279,552/992,249,613.23
  6. Step 6: Final answer
    x = 492,467,293.50

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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.