Home / 19,965,815,095.43-29,950,563,725.90-6,520,169,461.70

Finding the Fourth Proportional to 19,965,815,095.43, 29,950,563,725.90 and 6,520,169,461.70

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Solution

The fourth proportional to 19,965,815,095.43, 29,950,563,725.90 and 6,520,169,461.70 is: 9,780,855,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965,815,095.43 : 29,950,563,725.90 = 6,520,169,461.70 : x
  2. Step 2: Convert to fraction form
    19,965,815,095.43/29,950,563,725.90 = 6,520,169,461.70/x
  3. Step 3: Cross multiply
    19,965,815,095.43x = 29,950,563,725.90 × 6,520,169,461.70
  4. Step 4: Simplify right side
    19,965,815,095.43x = 195,282,750,966,130,573,312
  5. Step 5: Solve for x
    x = 195,282,750,966,130,573,312/19,965,815,095.43
  6. Step 6: Final answer
    x = 9,780,855,428.78

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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.