Home / 127,295,064,555.15-190,942,596,832.72-52,740,269,547.15

Finding the Fourth Proportional to 127,295,064,555.15, 190,942,596,832.72 and 52,740,269,547.15

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Solution

The fourth proportional to 127,295,064,555.15, 190,942,596,832.72 and 52,740,269,547.15 is: 79,110,404,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,295,064,555.15 : 190,942,596,832.72 = 52,740,269,547.15 : x
  2. Step 2: Convert to fraction form
    127,295,064,555.15/190,942,596,832.72 = 52,740,269,547.15/x
  3. Step 3: Cross multiply
    127,295,064,555.15x = 190,942,596,832.72 × 52,740,269,547.15
  4. Step 4: Simplify right side
    127,295,064,555.15x = 10,070,364,024,990,444,027,904
  5. Step 5: Solve for x
    x = 10,070,364,024,990,444,027,904/127,295,064,555.15
  6. Step 6: Final answer
    x = 79,110,404,320.72

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Double scale
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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.