Home / 1,088,460,585.41-1,632,085,166.53-645,983,071.25

Finding the Fourth Proportional to 1,088,460,585.41, 1,632,085,166.53 and 645,983,071.25

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Solution

The fourth proportional to 1,088,460,585.41, 1,632,085,166.53 and 645,983,071.25 is: 968,615,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,460,585.41 : 1,632,085,166.53 = 645,983,071.25 : x
  2. Step 2: Convert to fraction form
    1,088,460,585.41/1,632,085,166.53 = 645,983,071.25/x
  3. Step 3: Cross multiply
    1,088,460,585.41x = 1,632,085,166.53 × 645,983,071.25
  4. Step 4: Simplify right side
    1,088,460,585.41x = 1,054,299,388,419,082,368
  5. Step 5: Solve for x
    x = 1,054,299,388,419,082,368/1,088,460,585.41
  6. Step 6: Final answer
    x = 968,615,127.23

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1.5x scale

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.