Home / 1,000,413,130.10-1,380,117,411.50-603,809,340.62

Finding the Fourth Proportional to 1,000,413,130.10, 1,380,117,411.50 and 603,809,340.62

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Solution

The fourth proportional to 1,000,413,130.10, 1,380,117,411.50 and 603,809,340.62 is: 832,983,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,413,130.10 : 1,380,117,411.50 = 603,809,340.62 : x
  2. Step 2: Convert to fraction form
    1,000,413,130.10/1,380,117,411.50 = 603,809,340.62/x
  3. Step 3: Cross multiply
    1,000,413,130.10x = 1,380,117,411.50 × 603,809,340.62
  4. Step 4: Simplify right side
    1,000,413,130.10x = 833,327,784,206,076,544
  5. Step 5: Solve for x
    x = 833,327,784,206,076,544/1,000,413,130.10
  6. Step 6: Final answer
    x = 832,983,653.59

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Double scale
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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.