Home / 248,262,075.46-342,601,640.04-143,900,681.50

Finding the Fourth Proportional to 248,262,075.46, 342,601,640.04 and 143,900,681.50

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Solution

The fourth proportional to 248,262,075.46, 342,601,640.04 and 143,900,681.50 is: 198,582,926.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,262,075.46 : 342,601,640.04 = 143,900,681.50 : x
  2. Step 2: Convert to fraction form
    248,262,075.46/342,601,640.04 = 143,900,681.50/x
  3. Step 3: Cross multiply
    248,262,075.46x = 342,601,640.04 × 143,900,681.50
  4. Step 4: Simplify right side
    248,262,075.46x = 49,300,609,484,773,688
  5. Step 5: Solve for x
    x = 49,300,609,484,773,688/248,262,075.46
  6. Step 6: Final answer
    x = 198,582,926.50

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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.