Home / 1,137,499,744.40-1,706,249,616.60-1,005,985,811.60

Finding the Fourth Proportional to 1,137,499,744.40, 1,706,249,616.60 and 1,005,985,811.60

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Solution

The fourth proportional to 1,137,499,744.40, 1,706,249,616.60 and 1,005,985,811.60 is: 1,508,978,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,499,744.40 : 1,706,249,616.60 = 1,005,985,811.60 : x
  2. Step 2: Convert to fraction form
    1,137,499,744.40/1,706,249,616.60 = 1,005,985,811.60/x
  3. Step 3: Cross multiply
    1,137,499,744.40x = 1,706,249,616.60 × 1,005,985,811.60
  4. Step 4: Simplify right side
    1,137,499,744.40x = 1,716,462,905,347,539,712
  5. Step 5: Solve for x
    x = 1,716,462,905,347,539,712/1,137,499,744.40
  6. Step 6: Final answer
    x = 1,508,978,717.40

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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.