Home / 697,346,995.20-1,046,020,492.80-455,482,291.20

Finding the Fourth Proportional to 697,346,995.20, 1,046,020,492.80 and 455,482,291.20

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Solution

The fourth proportional to 697,346,995.20, 1,046,020,492.80 and 455,482,291.20 is: 683,223,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,346,995.20 : 1,046,020,492.80 = 455,482,291.20 : x
  2. Step 2: Convert to fraction form
    697,346,995.20/1,046,020,492.80 = 455,482,291.20/x
  3. Step 3: Cross multiply
    697,346,995.20x = 1,046,020,492.80 × 455,482,291.20
  4. Step 4: Simplify right side
    697,346,995.20x = 476,443,810,702,697,088
  5. Step 5: Solve for x
    x = 476,443,810,702,697,088/697,346,995.20
  6. Step 6: Final answer
    x = 683,223,436.80

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Double scale
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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.