Home / 459,598,498.08-685,349,994.59-455,453,258.28

Finding the Fourth Proportional to 459,598,498.08, 685,349,994.59 and 455,453,258.28

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Solution

The fourth proportional to 459,598,498.08, 685,349,994.59 and 455,453,258.28 is: 679,168,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,598,498.08 : 685,349,994.59 = 455,453,258.28 : x
  2. Step 2: Convert to fraction form
    459,598,498.08/685,349,994.59 = 455,453,258.28/x
  3. Step 3: Cross multiply
    459,598,498.08x = 685,349,994.59 × 455,453,258.28
  4. Step 4: Simplify right side
    459,598,498.08x = 312,144,888,095,918,592
  5. Step 5: Solve for x
    x = 312,144,888,095,918,592/459,598,498.08
  6. Step 6: Final answer
    x = 679,168,642.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.