Home / 219,612,170,030.02-303,048,162,499.08-123,249,645,759.78

Finding the Fourth Proportional to 219,612,170,030.02, 303,048,162,499.08 and 123,249,645,759.78

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Solution

The fourth proportional to 219,612,170,030.02, 303,048,162,499.08 and 123,249,645,759.78 is: 170,075,176,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,612,170,030.02 : 303,048,162,499.08 = 123,249,645,759.78 : x
  2. Step 2: Convert to fraction form
    219,612,170,030.02/303,048,162,499.08 = 123,249,645,759.78/x
  3. Step 3: Cross multiply
    219,612,170,030.02x = 303,048,162,499.08 × 123,249,645,759.78
  4. Step 4: Simplify right side
    219,612,170,030.02x = 37,350,578,676,163,856,564,224
  5. Step 5: Solve for x
    x = 37,350,578,676,163,856,564,224/219,612,170,030.02
  6. Step 6: Final answer
    x = 170,075,176,940.60

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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.