Home / 977,671,292.46-1,349,145,330.06-554,313,441.66

Finding the Fourth Proportional to 977,671,292.46, 1,349,145,330.06 and 554,313,441.66

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Solution

The fourth proportional to 977,671,292.46, 1,349,145,330.06 and 554,313,441.66 is: 764,929,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,671,292.46 : 1,349,145,330.06 = 554,313,441.66 : x
  2. Step 2: Convert to fraction form
    977,671,292.46/1,349,145,330.06 = 554,313,441.66/x
  3. Step 3: Cross multiply
    977,671,292.46x = 1,349,145,330.06 × 554,313,441.66
  4. Step 4: Simplify right side
    977,671,292.46x = 747,849,391,205,075,200
  5. Step 5: Solve for x
    x = 747,849,391,205,075,200/977,671,292.46
  6. Step 6: Final answer
    x = 764,929,273.24

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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.