Home / 912,314,849,492.35-1,258,995,424,044.30-495,168,780,666.30

Finding the Fourth Proportional to 912,314,849,492.35, 1,258,995,424,044.30 and 495,168,780,666.30

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Solution

The fourth proportional to 912,314,849,492.35, 1,258,995,424,044.30 and 495,168,780,666.30 is: 683,333,423,034.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,314,849,492.35 : 1,258,995,424,044.30 = 495,168,780,666.30 : x
  2. Step 2: Convert to fraction form
    912,314,849,492.35/1,258,995,424,044.30 = 495,168,780,666.30/x
  3. Step 3: Cross multiply
    912,314,849,492.35x = 1,258,995,424,044.30 × 495,168,780,666.30
  4. Step 4: Simplify right side
    912,314,849,492.35x = 623,415,228,988,467,340,902,400
  5. Step 5: Solve for x
    x = 623,415,228,988,467,340,902,400/912,314,849,492.35
  6. Step 6: Final answer
    x = 683,333,423,034.12

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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.