Home / 9,136,399,428.86-12,612,362,483.67-5,754,279,232.78

Finding the Fourth Proportional to 9,136,399,428.86, 12,612,362,483.67 and 5,754,279,232.78

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Solution

The fourth proportional to 9,136,399,428.86, 12,612,362,483.67 and 5,754,279,232.78 is: 7,943,507,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,399,428.86 : 12,612,362,483.67 = 5,754,279,232.78 : x
  2. Step 2: Convert to fraction form
    9,136,399,428.86/12,612,362,483.67 = 5,754,279,232.78/x
  3. Step 3: Cross multiply
    9,136,399,428.86x = 12,612,362,483.67 × 5,754,279,232.78
  4. Step 4: Simplify right side
    9,136,399,428.86x = 72,575,055,516,075,859,968
  5. Step 5: Solve for x
    x = 72,575,055,516,075,859,968/9,136,399,428.86
  6. Step 6: Final answer
    x = 7,943,507,295.32

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1.5x scale

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.