Home / 1,033,261,399.76-1,425,911,860.68-563,358,886.16

Finding the Fourth Proportional to 1,033,261,399.76, 1,425,911,860.68 and 563,358,886.16

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Solution

The fourth proportional to 1,033,261,399.76, 1,425,911,860.68 and 563,358,886.16 is: 777,441,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,261,399.76 : 1,425,911,860.68 = 563,358,886.16 : x
  2. Step 2: Convert to fraction form
    1,033,261,399.76/1,425,911,860.68 = 563,358,886.16/x
  3. Step 3: Cross multiply
    1,033,261,399.76x = 1,425,911,860.68 × 563,358,886.16
  4. Step 4: Simplify right side
    1,033,261,399.76x = 803,300,117,595,017,856
  5. Step 5: Solve for x
    x = 803,300,117,595,017,856/1,033,261,399.76
  6. Step 6: Final answer
    x = 777,441,330.70

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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.