Home / 1,180,126,417.53-1,769,316,941.93-713,684,143.30

Finding the Fourth Proportional to 1,180,126,417.53, 1,769,316,941.93 and 713,684,143.30

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Solution

The fourth proportional to 1,180,126,417.53, 1,769,316,941.93 and 713,684,143.30 is: 1,069,998,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,126,417.53 : 1,769,316,941.93 = 713,684,143.30 : x
  2. Step 2: Convert to fraction form
    1,180,126,417.53/1,769,316,941.93 = 713,684,143.30/x
  3. Step 3: Cross multiply
    1,180,126,417.53x = 1,769,316,941.93 × 713,684,143.30
  4. Step 4: Simplify right side
    1,180,126,417.53x = 1,262,733,445,927,487,744
  5. Step 5: Solve for x
    x = 1,262,733,445,927,487,744/1,180,126,417.53
  6. Step 6: Final answer
    x = 1,069,998,457.09

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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.