Home / 1,117,457,505,137.90-1,676,186,255,812.40-268,514,035,129.57

Finding the Fourth Proportional to 1,117,457,505,137.90, 1,676,186,255,812.40 and 268,514,035,129.57

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Solution

The fourth proportional to 1,117,457,505,137.90, 1,676,186,255,812.40 and 268,514,035,129.57 is: 402,771,052,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,457,505,137.90 : 1,676,186,255,812.40 = 268,514,035,129.57 : x
  2. Step 2: Convert to fraction form
    1,117,457,505,137.90/1,676,186,255,812.40 = 268,514,035,129.57/x
  3. Step 3: Cross multiply
    1,117,457,505,137.90x = 1,676,186,255,812.40 × 268,514,035,129.57
  4. Step 4: Simplify right side
    1,117,457,505,137.90x = 450,079,535,176,913,193,533,440
  5. Step 5: Solve for x
    x = 450,079,535,176,913,193,533,440/1,117,457,505,137.90
  6. Step 6: Final answer
    x = 402,771,052,239.14

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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.