Home / 113,749,749,841.94-156,972,731,001.81-62,999,602,881.74

Finding the Fourth Proportional to 113,749,749,841.94, 156,972,731,001.81 and 62,999,602,881.74

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Solution

The fourth proportional to 113,749,749,841.94, 156,972,731,001.81 and 62,999,602,881.74 is: 86,938,386,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,749,749,841.94 : 156,972,731,001.81 = 62,999,602,881.74 : x
  2. Step 2: Convert to fraction form
    113,749,749,841.94/156,972,731,001.81 = 62,999,602,881.74/x
  3. Step 3: Cross multiply
    113,749,749,841.94x = 156,972,731,001.81 × 62,999,602,881.74
  4. Step 4: Simplify right side
    113,749,749,841.94x = 9,889,219,716,376,227,217,408
  5. Step 5: Solve for x
    x = 9,889,219,716,376,227,217,408/113,749,749,841.94
  6. Step 6: Final answer
    x = 86,938,386,502.98

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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.