Home / 558,871,008,582.54-771,878,172,021.57-375,650,014,881.21

Finding the Fourth Proportional to 558,871,008,582.54, 771,878,172,021.57 and 375,650,014,881.21

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Solution

The fourth proportional to 558,871,008,582.54, 771,878,172,021.57 and 375,650,014,881.21 is: 518,824,634,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,871,008,582.54 : 771,878,172,021.57 = 375,650,014,881.21 : x
  2. Step 2: Convert to fraction form
    558,871,008,582.54/771,878,172,021.57 = 375,650,014,881.21/x
  3. Step 3: Cross multiply
    558,871,008,582.54x = 771,878,172,021.57 × 375,650,014,881.21
  4. Step 4: Simplify right side
    558,871,008,582.54x = 289,956,046,806,383,939,551,232
  5. Step 5: Solve for x
    x = 289,956,046,806,383,939,551,232/558,871,008,582.54
  6. Step 6: Final answer
    x = 518,824,634,582.13

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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.