Home / 7,830,628,588.80-10,806,552,573.12-4,262,163,017.76

Finding the Fourth Proportional to 7,830,628,588.80, 10,806,552,573.12 and 4,262,163,017.76

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Solution

The fourth proportional to 7,830,628,588.80, 10,806,552,573.12 and 4,262,163,017.76 is: 5,881,940,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,628,588.80 : 10,806,552,573.12 = 4,262,163,017.76 : x
  2. Step 2: Convert to fraction form
    7,830,628,588.80/10,806,552,573.12 = 4,262,163,017.76/x
  3. Step 3: Cross multiply
    7,830,628,588.80x = 10,806,552,573.12 × 4,262,163,017.76
  4. Step 4: Simplify right side
    7,830,628,588.80x = 46,059,288,726,631,235,584
  5. Step 5: Solve for x
    x = 46,059,288,726,631,235,584/7,830,628,588.80
  6. Step 6: Final answer
    x = 5,881,940,153.89

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1.5x scale

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.