Home / 1,019,583,540,484.70-1,407,018,128,167.60-556,610,579,002.90

Finding the Fourth Proportional to 1,019,583,540,484.70, 1,407,018,128,167.60 and 556,610,579,002.90

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Solution

The fourth proportional to 1,019,583,540,484.70, 1,407,018,128,167.60 and 556,610,579,002.90 is: 768,118,691,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,583,540,484.70 : 1,407,018,128,167.60 = 556,610,579,002.90 : x
  2. Step 2: Convert to fraction form
    1,019,583,540,484.70/1,407,018,128,167.60 = 556,610,579,002.90/x
  3. Step 3: Cross multiply
    1,019,583,540,484.70x = 1,407,018,128,167.60 × 556,610,579,002.90
  4. Step 4: Simplify right side
    1,019,583,540,484.70x = 783,161,174,986,944,424,181,760
  5. Step 5: Solve for x
    x = 783,161,174,986,944,424,181,760/1,019,583,540,484.70
  6. Step 6: Final answer
    x = 768,118,691,495.00

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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.