Home / 790,516,979,423.80-1,091,069,881,924.50-512,763,760,053.95

Finding the Fourth Proportional to 790,516,979,423.80, 1,091,069,881,924.50 and 512,763,760,053.95

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Solution

The fourth proportional to 790,516,979,423.80, 1,091,069,881,924.50 and 512,763,760,053.95 is: 707,715,469,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,516,979,423.80 : 1,091,069,881,924.50 = 512,763,760,053.95 : x
  2. Step 2: Convert to fraction form
    790,516,979,423.80/1,091,069,881,924.50 = 512,763,760,053.95/x
  3. Step 3: Cross multiply
    790,516,979,423.80x = 1,091,069,881,924.50 × 512,763,760,053.95
  4. Step 4: Simplify right side
    790,516,979,423.80x = 559,461,095,137,225,880,895,488
  5. Step 5: Solve for x
    x = 559,461,095,137,225,880,895,488/790,516,979,423.80
  6. Step 6: Final answer
    x = 707,715,469,369.19

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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.