Home / 743,364,756.63-1,114,042,681.38-283,051,820.07

Finding the Fourth Proportional to 743,364,756.63, 1,114,042,681.38 and 283,051,820.07

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Solution

The fourth proportional to 743,364,756.63, 1,114,042,681.38 and 283,051,820.07 is: 424,195,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,364,756.63 : 1,114,042,681.38 = 283,051,820.07 : x
  2. Step 2: Convert to fraction form
    743,364,756.63/1,114,042,681.38 = 283,051,820.07/x
  3. Step 3: Cross multiply
    743,364,756.63x = 1,114,042,681.38 × 283,051,820.07
  4. Step 4: Simplify right side
    743,364,756.63x = 315,331,808,600,272,128
  5. Step 5: Solve for x
    x = 315,331,808,600,272,128/743,364,756.63
  6. Step 6: Final answer
    x = 424,195,263.21

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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.