Home / 683,160,648.76-942,762,140.10-369,895,074.94

Finding the Fourth Proportional to 683,160,648.76, 942,762,140.10 and 369,895,074.94

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Solution

The fourth proportional to 683,160,648.76, 942,762,140.10 and 369,895,074.94 is: 510,455,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,160,648.76 : 942,762,140.10 = 369,895,074.94 : x
  2. Step 2: Convert to fraction form
    683,160,648.76/942,762,140.10 = 369,895,074.94/x
  3. Step 3: Cross multiply
    683,160,648.76x = 942,762,140.10 × 369,895,074.94
  4. Step 4: Simplify right side
    683,160,648.76x = 348,723,072,462,884,288
  5. Step 5: Solve for x
    x = 348,723,072,462,884,288/683,160,648.76
  6. Step 6: Final answer
    x = 510,455,444.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.