Home / 1,430,966,290.16-1,973,401,184.26-928,637,960.29

Finding the Fourth Proportional to 1,430,966,290.16, 1,973,401,184.26 and 928,637,960.29

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Solution

The fourth proportional to 1,430,966,290.16, 1,973,401,184.26 and 928,637,960.29 is: 1,280,655,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,966,290.16 : 1,973,401,184.26 = 928,637,960.29 : x
  2. Step 2: Convert to fraction form
    1,430,966,290.16/1,973,401,184.26 = 928,637,960.29/x
  3. Step 3: Cross multiply
    1,430,966,290.16x = 1,973,401,184.26 × 928,637,960.29
  4. Step 4: Simplify right side
    1,430,966,290.16x = 1,832,575,250,577,821,696
  5. Step 5: Solve for x
    x = 1,832,575,250,577,821,696/1,430,966,290.16
  6. Step 6: Final answer
    x = 1,280,655,780.07

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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.