Home / 623,860,977.40-937,807,005.30-575,488,036.60

Finding the Fourth Proportional to 623,860,977.40, 937,807,005.30 and 575,488,036.60

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Solution

The fourth proportional to 623,860,977.40, 937,807,005.30 and 575,488,036.60 is: 865,091,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,860,977.40 : 937,807,005.30 = 575,488,036.60 : x
  2. Step 2: Convert to fraction form
    623,860,977.40/937,807,005.30 = 575,488,036.60/x
  3. Step 3: Cross multiply
    623,860,977.40x = 937,807,005.30 × 575,488,036.60
  4. Step 4: Simplify right side
    623,860,977.40x = 539,696,712,189,822,784
  5. Step 5: Solve for x
    x = 539,696,712,189,822,784/623,860,977.40
  6. Step 6: Final answer
    x = 865,091,313.19

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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.