Home / 1,217,214,860,689.10-1,679,911,475,547.90-736,042,057,088.80

Finding the Fourth Proportional to 1,217,214,860,689.10, 1,679,911,475,547.90 and 736,042,057,088.80

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Solution

The fourth proportional to 1,217,214,860,689.10, 1,679,911,475,547.90 and 736,042,057,088.80 is: 1,015,831,746,820.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,214,860,689.10 : 1,679,911,475,547.90 = 736,042,057,088.80 : x
  2. Step 2: Convert to fraction form
    1,217,214,860,689.10/1,679,911,475,547.90 = 736,042,057,088.80/x
  3. Step 3: Cross multiply
    1,217,214,860,689.10x = 1,679,911,475,547.90 × 736,042,057,088.80
  4. Step 4: Simplify right side
    1,217,214,860,689.10x = 1,236,485,498,189,357,741,244,416
  5. Step 5: Solve for x
    x = 1,236,485,498,189,357,741,244,416/1,217,214,860,689.10
  6. Step 6: Final answer
    x = 1,015,831,746,820.24

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Double scale
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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.