Home / 660,074,427.28-910,909,960.17-362,716,746.40

Finding the Fourth Proportional to 660,074,427.28, 910,909,960.17 and 362,716,746.40

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Solution

The fourth proportional to 660,074,427.28, 910,909,960.17 and 362,716,746.40 is: 500,553,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,074,427.28 : 910,909,960.17 = 362,716,746.40 : x
  2. Step 2: Convert to fraction form
    660,074,427.28/910,909,960.17 = 362,716,746.40/x
  3. Step 3: Cross multiply
    660,074,427.28x = 910,909,960.17 × 362,716,746.40
  4. Step 4: Simplify right side
    660,074,427.28x = 330,402,297,016,215,936
  5. Step 5: Solve for x
    x = 330,402,297,016,215,936/660,074,427.28
  6. Step 6: Final answer
    x = 500,553,094.26

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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.