Home / 1,534,953,442.01-2,118,242,131.95-830,105,423.42

Finding the Fourth Proportional to 1,534,953,442.01, 2,118,242,131.95 and 830,105,423.42

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Solution

The fourth proportional to 1,534,953,442.01, 2,118,242,131.95 and 830,105,423.42 is: 1,145,548,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,953,442.01 : 2,118,242,131.95 = 830,105,423.42 : x
  2. Step 2: Convert to fraction form
    1,534,953,442.01/2,118,242,131.95 = 830,105,423.42/x
  3. Step 3: Cross multiply
    1,534,953,442.01x = 2,118,242,131.95 × 830,105,423.42
  4. Step 4: Simplify right side
    1,534,953,442.01x = 1,758,364,281,848,438,272
  5. Step 5: Solve for x
    x = 1,758,364,281,848,438,272/1,534,953,442.01
  6. Step 6: Final answer
    x = 1,145,548,935.70

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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.