Home / 1,054,422,142.56-1,455,094,864.80-578,104,655.40

Finding the Fourth Proportional to 1,054,422,142.56, 1,455,094,864.80 and 578,104,655.40

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Solution

The fourth proportional to 1,054,422,142.56, 1,455,094,864.80 and 578,104,655.40 is: 797,780,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,422,142.56 : 1,455,094,864.80 = 578,104,655.40 : x
  2. Step 2: Convert to fraction form
    1,054,422,142.56/1,455,094,864.80 = 578,104,655.40/x
  3. Step 3: Cross multiply
    1,054,422,142.56x = 1,455,094,864.80 × 578,104,655.40
  4. Step 4: Simplify right side
    1,054,422,142.56x = 841,197,115,389,513,472
  5. Step 5: Solve for x
    x = 841,197,115,389,513,472/1,054,422,142.56
  6. Step 6: Final answer
    x = 797,780,207.22

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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.