Home / 1,092,097,623.67-1,638,136,555.14-345,113,518.50

Finding the Fourth Proportional to 1,092,097,623.67, 1,638,136,555.14 and 345,113,518.50

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Solution

The fourth proportional to 1,092,097,623.67, 1,638,136,555.14 and 345,113,518.50 is: 517,667,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,097,623.67 : 1,638,136,555.14 = 345,113,518.50 : x
  2. Step 2: Convert to fraction form
    1,092,097,623.67/1,638,136,555.14 = 345,113,518.50/x
  3. Step 3: Cross multiply
    1,092,097,623.67x = 1,638,136,555.14 × 345,113,518.50
  4. Step 4: Simplify right side
    1,092,097,623.67x = 565,343,070,327,834,688
  5. Step 5: Solve for x
    x = 565,343,070,327,834,688/1,092,097,623.67
  6. Step 6: Final answer
    x = 517,667,155.46

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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.