Home / 483,960,112,885.83-668,166,363,582.51-308,075,819,151.45

Finding the Fourth Proportional to 483,960,112,885.83, 668,166,363,582.51 and 308,075,819,151.45

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Solution

The fourth proportional to 483,960,112,885.83, 668,166,363,582.51 and 308,075,819,151.45 is: 425,336,498,420.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,960,112,885.83 : 668,166,363,582.51 = 308,075,819,151.45 : x
  2. Step 2: Convert to fraction form
    483,960,112,885.83/668,166,363,582.51 = 308,075,819,151.45/x
  3. Step 3: Cross multiply
    483,960,112,885.83x = 668,166,363,582.51 × 308,075,819,151.45
  4. Step 4: Simplify right side
    483,960,112,885.83x = 205,845,899,790,127,344,910,336
  5. Step 5: Solve for x
    x = 205,845,899,790,127,344,910,336/483,960,112,885.83
  6. Step 6: Final answer
    x = 425,336,498,420.66

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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.