Home / 2,137,830,606.74-2,949,157,865.67-1,855,176,329.76

Finding the Fourth Proportional to 2,137,830,606.74, 2,949,157,865.67 and 1,855,176,329.76

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Solution

The fourth proportional to 2,137,830,606.74, 2,949,157,865.67 and 1,855,176,329.76 is: 2,559,233,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,830,606.74 : 2,949,157,865.67 = 1,855,176,329.76 : x
  2. Step 2: Convert to fraction form
    2,137,830,606.74/2,949,157,865.67 = 1,855,176,329.76/x
  3. Step 3: Cross multiply
    2,137,830,606.74x = 2,949,157,865.67 × 1,855,176,329.76
  4. Step 4: Simplify right side
    2,137,830,606.74x = 5,471,207,865,116,506,112
  5. Step 5: Solve for x
    x = 5,471,207,865,116,506,112/2,137,830,606.74
  6. Step 6: Final answer
    x = 2,559,233,574.39

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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.