Finding the Fourth Proportional to 56,938,338,798.99, 78,574,905,842.00 and 31,563,745,831.95
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Solution
The fourth proportional to 56,938,338,798.99, 78,574,905,842.00 and 31,563,745,831.95 is: 43,557,968,305.36
Step by Step Solution
- Step 1: Write the proportion equation
56,938,338,798.99 : 78,574,905,842.00 = 31,563,745,831.95 : x - Step 2: Convert to fraction form
56,938,338,798.99/78,574,905,842.00 = 31,563,745,831.95/x - Step 3: Cross multiply
56,938,338,798.99x = 78,574,905,842.00 × 31,563,745,831.95 - Step 4: Simplify right side
56,938,338,798.99x = 2,480,118,356,766,133,059,584 - Step 5: Solve for x
x = 2,480,118,356,766,133,059,584/56,938,338,798.99 - Step 6: Final answer
x = 43,557,968,305.36
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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.