Home / 517,956,465.60-776,810,282.40-299,133,604.80

Finding the Fourth Proportional to 517,956,465.60, 776,810,282.40 and 299,133,604.80

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Solution

The fourth proportional to 517,956,465.60, 776,810,282.40 and 299,133,604.80 is: 448,628,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,956,465.60 : 776,810,282.40 = 299,133,604.80 : x
  2. Step 2: Convert to fraction form
    517,956,465.60/776,810,282.40 = 299,133,604.80/x
  3. Step 3: Cross multiply
    517,956,465.60x = 776,810,282.40 × 299,133,604.80
  4. Step 4: Simplify right side
    517,956,465.60x = 232,370,060,020,017,984
  5. Step 5: Solve for x
    x = 232,370,060,020,017,984/517,956,465.60
  6. Step 6: Final answer
    x = 448,628,553.66

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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.