Home / 1,130,920,574,812.40-1,696,369,683,092.70-518,126,314,360.86

Finding the Fourth Proportional to 1,130,920,574,812.40, 1,696,369,683,092.70 and 518,126,314,360.86

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Solution

The fourth proportional to 1,130,920,574,812.40, 1,696,369,683,092.70 and 518,126,314,360.86 is: 777,184,349,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,920,574,812.40 : 1,696,369,683,092.70 = 518,126,314,360.86 : x
  2. Step 2: Convert to fraction form
    1,130,920,574,812.40/1,696,369,683,092.70 = 518,126,314,360.86/x
  3. Step 3: Cross multiply
    1,130,920,574,812.40x = 1,696,369,683,092.70 × 518,126,314,360.86
  4. Step 4: Simplify right side
    1,130,920,574,812.40x = 878,933,771,694,320,620,929,024
  5. Step 5: Solve for x
    x = 878,933,771,694,320,620,929,024/1,130,920,574,812.40
  6. Step 6: Final answer
    x = 777,184,349,873.66

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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.