Home / 453,258,001.60-679,887,002.40-415,466,641.60

Finding the Fourth Proportional to 453,258,001.60, 679,887,002.40 and 415,466,641.60

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Solution

The fourth proportional to 453,258,001.60, 679,887,002.40 and 415,466,641.60 is: 623,199,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,258,001.60 : 679,887,002.40 = 415,466,641.60 : x
  2. Step 2: Convert to fraction form
    453,258,001.60/679,887,002.40 = 415,466,641.60/x
  3. Step 3: Cross multiply
    453,258,001.60x = 679,887,002.40 × 415,466,641.60
  4. Step 4: Simplify right side
    453,258,001.60x = 282,470,369,554,619,136
  5. Step 5: Solve for x
    x = 282,470,369,554,619,136/453,258,001.60
  6. Step 6: Final answer
    x = 623,199,962.40

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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.